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# Copyright (C) 2005, 2006, 2007 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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"""Exceptions for bzr, and reporting of them.
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from bzrlib.patches import (
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# TODO: is there any value in providing the .args field used by standard
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# python exceptions? A list of values with no names seems less useful
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# TODO: Perhaps convert the exception to a string at the moment it's
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# constructed to make sure it will succeed. But that says nothing about
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# exceptions that are never raised.
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# TODO: selftest assertRaises should probably also check that every error
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# raised can be formatted as a string successfully, and without giving
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class BzrError(StandardError):
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Base class for errors raised by bzrlib.
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:cvar internal_error: if true (or absent) this was probably caused by a
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bzr bug and should be displayed with a traceback; if False this was
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probably a user or environment error and they don't need the gory details.
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(That can be overridden by -Derror on the command line.)
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:cvar _fmt: Format string to display the error; this is expanded
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by the instance's dict.
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internal_error = False
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def __init__(self, msg=None, **kwds):
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"""Construct a new BzrError.
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There are two alternative forms for constructing these objects.
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Either a preformatted string may be passed, or a set of named
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arguments can be given. The first is for generic "user" errors which
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are not intended to be caught and so do not need a specific subclass.
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The second case is for use with subclasses that provide a _fmt format
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string to print the arguments.
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Keyword arguments are taken as parameters to the error, which can
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be inserted into the format string template. It's recommended
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that subclasses override the __init__ method to require specific
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:param msg: If given, this is the literal complete text for the error,
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not subject to expansion.
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StandardError.__init__(self)
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# I was going to deprecate this, but it actually turns out to be
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# quite handy - mbp 20061103.
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self._preformatted_string = msg
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self._preformatted_string = None
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for key, value in kwds.items():
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setattr(self, key, value)
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s = getattr(self, '_preformatted_string', None)
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# contains a preformatted message; must be cast to plain str
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fmt = self._get_format_string()
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s = fmt % self.__dict__
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# __str__() should always return a 'str' object
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# never a 'unicode' object.
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if isinstance(s, unicode):
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return s.encode('utf8')
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except (AttributeError, TypeError, NameError, ValueError, KeyError), e:
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return 'Unprintable exception %s: dict=%r, fmt=%r, error=%s' \
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% (self.__class__.__name__,
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getattr(self, '_fmt', None),
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def _get_format_string(self):
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"""Return format string for this exception or None"""
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fmt = getattr(self, '_fmt', None)
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fmt = getattr(self, '__doc__', None)
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symbol_versioning.warn("%s uses its docstring as a format, "
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"it should use _fmt instead" % self.__class__.__name__,
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return 'Unprintable exception %s: dict=%r, fmt=%r' \
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% (self.__class__.__name__,
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getattr(self, '_fmt', None),
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class BzrNewError(BzrError):
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"""Deprecated error base class."""
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# base classes should override the docstring with their human-
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# readable explanation
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def __init__(self, *args, **kwds):
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# XXX: Use the underlying BzrError to always generate the args
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# attribute if it doesn't exist. We can't use super here, because
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# exceptions are old-style classes in python2.4 (but new in 2.5).
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symbol_versioning.warn('BzrNewError was deprecated in bzr 0.13; '
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'please convert %s to use BzrError instead'
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% self.__class__.__name__,
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BzrError.__init__(self, *args)
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for key, value in kwds.items():
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setattr(self, key, value)
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# __str__() should always return a 'str' object
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# never a 'unicode' object.
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s = self.__doc__ % self.__dict__
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if isinstance(s, unicode):
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return s.encode('utf8')
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except (TypeError, NameError, ValueError, KeyError), e:
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return 'Unprintable exception %s(%r): %s' \
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% (self.__class__.__name__,
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self.__dict__, str(e))
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class AlreadyBuilding(BzrError):
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_fmt = "The tree builder is already building a tree."
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class BzrCheckError(BzrError):
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_fmt = "Internal check failed: %(message)s"
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internal_error = True
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def __init__(self, message):
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BzrError.__init__(self)
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self.message = message
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class DisabledMethod(BzrError):
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_fmt = "The smart server method '%(class_name)s' is disabled."
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internal_error = True
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def __init__(self, class_name):
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BzrError.__init__(self)
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self.class_name = class_name
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class InvalidEntryName(BzrError):
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_fmt = "Invalid entry name: %(name)s"
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internal_error = True
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def __init__(self, name):
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BzrError.__init__(self)
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class InvalidRevisionNumber(BzrError):
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_fmt = "Invalid revision number %(revno)s"
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def __init__(self, revno):
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BzrError.__init__(self)
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class InvalidRevisionId(BzrError):
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_fmt = "Invalid revision-id {%(revision_id)s} in %(branch)s"
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def __init__(self, revision_id, branch):
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# branch can be any string or object with __str__ defined
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BzrError.__init__(self)
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self.revision_id = revision_id
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class ReservedId(BzrError):
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_fmt = "Reserved revision-id {%(revision_id)s}"
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def __init__(self, revision_id):
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self.revision_id = revision_id
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class NoSuchId(BzrError):
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_fmt = "The file id %(file_id)s is not present in the tree %(tree)s."
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def __init__(self, tree, file_id):
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BzrError.__init__(self)
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self.file_id = file_id
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class InventoryModified(BzrError):
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_fmt = ("The current inventory for the tree %(tree)r has been modified,"
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" so a clean inventory cannot be read without data loss.")
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internal_error = True
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def __init__(self, tree):
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class NoWorkingTree(BzrError):
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_fmt = "No WorkingTree exists for %(base)s."
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def __init__(self, base):
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BzrError.__init__(self)
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class NotBuilding(BzrError):
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_fmt = "Not currently building a tree."
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class NotLocalUrl(BzrError):
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_fmt = "%(url)s is not a local path."
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def __init__(self, url):
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class WorkingTreeAlreadyPopulated(BzrError):
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_fmt = """Working tree already populated in %(base)s"""
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internal_error = True
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def __init__(self, base):
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class BzrCommandError(BzrError):
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"""Error from user command"""
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internal_error = False
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# Error from malformed user command; please avoid raising this as a
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# generic exception not caused by user input.
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# I think it's a waste of effort to differentiate between errors that
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# are not intended to be caught anyway. UI code need not subclass
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# BzrCommandError, and non-UI code should not throw a subclass of
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# BzrCommandError. ADHB 20051211
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def __init__(self, msg):
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# Object.__str__() must return a real string
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# returning a Unicode string is a python error.
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if isinstance(msg, unicode):
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self.msg = msg.encode('utf8')
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class NotWriteLocked(BzrError):
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_fmt = """%(not_locked)r is not write locked but needs to be."""
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def __init__(self, not_locked):
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self.not_locked = not_locked
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class BzrOptionError(BzrCommandError):
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_fmt = "Error in command line options"
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class BadOptionValue(BzrError):
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_fmt = """Bad value "%(value)s" for option "%(name)s"."""
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def __init__(self, name, value):
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BzrError.__init__(self, name=name, value=value)
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class StrictCommitFailed(BzrError):
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_fmt = "Commit refused because there are unknown files in the tree"
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# XXX: Should be unified with TransportError; they seem to represent the
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class PathError(BzrError):
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_fmt = "Generic path error: %(path)r%(extra)s)"
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def __init__(self, path, extra=None):
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BzrError.__init__(self)
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self.extra = ': ' + str(extra)
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class NoSuchFile(PathError):
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_fmt = "No such file: %(path)r%(extra)s"
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class FileExists(PathError):
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_fmt = "File exists: %(path)r%(extra)s"
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class RenameFailedFilesExist(BzrError):
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"""Used when renaming and both source and dest exist."""
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_fmt = ("Could not rename %(source)s => %(dest)s because both files exist."
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def __init__(self, source, dest, extra=None):
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BzrError.__init__(self)
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self.source = str(source)
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self.dest = str(dest)
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self.extra = ' ' + str(extra)
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class NotADirectory(PathError):
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_fmt = "%(path)r is not a directory %(extra)s"
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class NotInWorkingDirectory(PathError):
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_fmt = "%(path)r is not in the working directory %(extra)s"
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class DirectoryNotEmpty(PathError):
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_fmt = "Directory not empty: %(path)r%(extra)s"
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class ReadingCompleted(BzrError):
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_fmt = ("The MediumRequest '%(request)s' has already had finish_reading "
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"called upon it - the request has been completed and no more "
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internal_error = True
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def __init__(self, request):
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self.request = request
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class ResourceBusy(PathError):
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_fmt = "Device or resource busy: %(path)r%(extra)s"
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class PermissionDenied(PathError):
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_fmt = "Permission denied: %(path)r%(extra)s"
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class InvalidURL(PathError):
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_fmt = "Invalid url supplied to transport: %(path)r%(extra)s"
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class InvalidURLJoin(PathError):
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_fmt = "Invalid URL join request: %(args)s%(extra)s"
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def __init__(self, msg, base, args):
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PathError.__init__(self, base, msg)
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self.args = [base] + list(args)
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class UnknownHook(BzrError):
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_fmt = "The %(type)s hook '%(hook)s' is unknown in this version of bzrlib."
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def __init__(self, hook_type, hook_name):
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BzrError.__init__(self)
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self.type = hook_type
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self.hook = hook_name
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class UnsupportedProtocol(PathError):
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_fmt = 'Unsupported protocol for url "%(path)s"%(extra)s'
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def __init__(self, url, extra):
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PathError.__init__(self, url, extra=extra)
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class ShortReadvError(PathError):
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_fmt = ("readv() read %(actual)s bytes rather than %(length)s bytes"
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" at %(offset)s for %(path)s%(extra)s")
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internal_error = True
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def __init__(self, path, offset, length, actual, extra=None):
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PathError.__init__(self, path, extra=extra)
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class PathNotChild(BzrError):
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_fmt = "Path %(path)r is not a child of path %(base)r%(extra)s"
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internal_error = True
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def __init__(self, path, base, extra=None):
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BzrError.__init__(self)
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self.extra = ': ' + str(extra)
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class InvalidNormalization(PathError):
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_fmt = "Path %(path)r is not unicode normalized"
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# TODO: This is given a URL; we try to unescape it but doing that from inside
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# the exception object is a bit undesirable.
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# TODO: Probably this behavior of should be a common superclass
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class NotBranchError(PathError):
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_fmt = "Not a branch: %(path)s"
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def __init__(self, path):
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import bzrlib.urlutils as urlutils
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self.path = urlutils.unescape_for_display(path, 'ascii')
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class NoSubmitBranch(PathError):
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_fmt = 'No submit branch available for branch "%(path)s"'
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def __init__(self, branch):
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import bzrlib.urlutils as urlutils
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self.path = urlutils.unescape_for_display(branch.base, 'ascii')
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class AlreadyBranchError(PathError):
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_fmt = "Already a branch: %(path)s."
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class BranchExistsWithoutWorkingTree(PathError):
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_fmt = "Directory contains a branch, but no working tree \
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(use bzr checkout if you wish to build a working tree): %(path)s"
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class AtomicFileAlreadyClosed(PathError):
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_fmt = ("'%(function)s' called on an AtomicFile after it was closed:"
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def __init__(self, path, function):
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PathError.__init__(self, path=path, extra=None)
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self.function = function
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class InaccessibleParent(PathError):
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_fmt = ("Parent not accessible given base %(base)s and"
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" relative path %(path)s")
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def __init__(self, path, base):
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PathError.__init__(self, path)
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class NoRepositoryPresent(BzrError):
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_fmt = "No repository present: %(path)r"
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def __init__(self, bzrdir):
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BzrError.__init__(self)
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self.path = bzrdir.transport.clone('..').base
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class FileInWrongBranch(BzrError):
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_fmt = "File %(path)s in not in branch %(branch_base)s."
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def __init__(self, branch, path):
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BzrError.__init__(self)
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self.branch_base = branch.base
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class UnsupportedFormatError(BzrError):
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_fmt = "Unsupported branch format: %(format)s\nPlease run 'bzr upgrade'"
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class UnknownFormatError(BzrError):
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_fmt = "Unknown branch format: %(format)r"
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class IncompatibleFormat(BzrError):
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_fmt = "Format %(format)s is not compatible with .bzr version %(bzrdir)s."
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def __init__(self, format, bzrdir_format):
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BzrError.__init__(self)
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self.bzrdir = bzrdir_format
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class IncompatibleRepositories(BzrError):
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_fmt = "Repository %(target)s is not compatible with repository"\
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def __init__(self, source, target):
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BzrError.__init__(self, target=target, source=source)
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class IncompatibleRevision(BzrError):
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_fmt = "Revision is not compatible with %(repo_format)s"
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def __init__(self, repo_format):
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BzrError.__init__(self)
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self.repo_format = repo_format
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class AlreadyVersionedError(BzrError):
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"""Used when a path is expected not to be versioned, but it is."""
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_fmt = "%(context_info)s%(path)s is already versioned"
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def __init__(self, path, context_info=None):
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"""Construct a new AlreadyVersionedError.
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:param path: This is the path which is versioned,
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which should be in a user friendly form.
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:param context_info: If given, this is information about the context,
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which could explain why this is expected to not be versioned.
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BzrError.__init__(self)
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if context_info is None:
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self.context_info = ''
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self.context_info = context_info + ". "
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class NotVersionedError(BzrError):
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"""Used when a path is expected to be versioned, but it is not."""
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_fmt = "%(context_info)s%(path)s is not versioned"
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def __init__(self, path, context_info=None):
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"""Construct a new NotVersionedError.
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:param path: This is the path which is not versioned,
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which should be in a user friendly form.
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:param context_info: If given, this is information about the context,
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which could explain why this is expected to be versioned.
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BzrError.__init__(self)
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if context_info is None:
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self.context_info = ''
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self.context_info = context_info + ". "
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class PathsNotVersionedError(BzrError):
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"""Used when reporting several paths which are not versioned"""
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_fmt = "Path(s) are not versioned: %(paths_as_string)s"
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def __init__(self, paths):
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from bzrlib.osutils import quotefn
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BzrError.__init__(self)
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self.paths_as_string = ' '.join([quotefn(p) for p in paths])
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class PathsDoNotExist(BzrError):
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_fmt = "Path(s) do not exist: %(paths_as_string)s%(extra)s"
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# used when reporting that paths are neither versioned nor in the working
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def __init__(self, paths, extra=None):
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from bzrlib.osutils import quotefn
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BzrError.__init__(self)
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self.paths_as_string = ' '.join([quotefn(p) for p in paths])
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self.extra = ': ' + str(extra)
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class BadFileKindError(BzrError):
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_fmt = 'Cannot operate on "%(filename)s" of unsupported kind "%(kind)s"'
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def __init__(self, filename, kind):
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BzrError.__init__(self, filename=filename, kind=kind)
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class ForbiddenControlFileError(BzrError):
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_fmt = "Cannot operate on %(filename)s because it is a control file"
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class LockError(BzrError):
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_fmt = "Lock error: %(msg)s"
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internal_error = True
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# All exceptions from the lock/unlock functions should be from
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# this exception class. They will be translated as necessary. The
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# original exception is available as e.original_error
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# New code should prefer to raise specific subclasses
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def __init__(self, message):
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# Python 2.5 uses a slot for StandardError.message,
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# so use a different variable name
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# so it is exposed in self.__dict__
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class LockActive(LockError):
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_fmt = "The lock for '%(lock_description)s' is in use and cannot be broken."
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internal_error = False
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def __init__(self, lock_description):
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self.lock_description = lock_description
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class CommitNotPossible(LockError):
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_fmt = "A commit was attempted but we do not have a write lock open."
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class AlreadyCommitted(LockError):
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_fmt = "A rollback was requested, but is not able to be accomplished."
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class ReadOnlyError(LockError):
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_fmt = "A write attempt was made in a read only transaction on %(obj)s"
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# TODO: There should also be an error indicating that you need a write
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# lock and don't have any lock at all... mbp 20070226
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def __init__(self, obj):
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class ReadOnlyLockError(LockError):
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_fmt = "Cannot acquire write lock on %(fname)s. %(msg)s"
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def __init__(self, fname, msg):
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LockError.__init__(self, '')
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class OutSideTransaction(BzrError):
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_fmt = ("A transaction related operation was attempted after"
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" the transaction finished.")
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class ObjectNotLocked(LockError):
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_fmt = "%(obj)r is not locked"
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# this can indicate that any particular object is not locked; see also
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# LockNotHeld which means that a particular *lock* object is not held by
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# the caller -- perhaps they should be unified.
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def __init__(self, obj):
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class ReadOnlyObjectDirtiedError(ReadOnlyError):
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_fmt = "Cannot change object %(obj)r in read only transaction"
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def __init__(self, obj):
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class UnlockableTransport(LockError):
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_fmt = "Cannot lock: transport is read only: %(transport)s"
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def __init__(self, transport):
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self.transport = transport
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class LockContention(LockError):
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_fmt = "Could not acquire lock %(lock)s"
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# TODO: show full url for lock, combining the transport and relative
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internal_error = False
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def __init__(self, lock):
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class LockBroken(LockError):
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_fmt = ("Lock was broken while still open: %(lock)s"
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" - check storage consistency!")
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internal_error = False
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def __init__(self, lock):
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class LockBreakMismatch(LockError):
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_fmt = ("Lock was released and re-acquired before being broken:"
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" %(lock)s: held by %(holder)r, wanted to break %(target)r")
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internal_error = False
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def __init__(self, lock, holder, target):
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class LockNotHeld(LockError):
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_fmt = "Lock not held: %(lock)s"
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internal_error = False
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def __init__(self, lock):
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class TokenLockingNotSupported(LockError):
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_fmt = "The object %(obj)s does not support token specifying a token when locking."
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internal_error = True
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def __init__(self, obj):
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class TokenMismatch(LockBroken):
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_fmt = "The lock token %(given_token)r does not match lock token %(lock_token)r."
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internal_error = True
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def __init__(self, given_token, lock_token):
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self.given_token = given_token
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self.lock_token = lock_token
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class PointlessCommit(BzrError):
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_fmt = "No changes to commit"
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class UpgradeReadonly(BzrError):
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_fmt = "Upgrade URL cannot work with readonly URLs."
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class UpToDateFormat(BzrError):
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_fmt = "The branch format %(format)s is already at the most recent format."
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def __init__(self, format):
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BzrError.__init__(self)
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class StrictCommitFailed(Exception):
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_fmt = "Commit refused because there are unknowns in the tree."
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class NoSuchRevision(BzrError):
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_fmt = "Branch %(branch)s has no revision %(revision)s"
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internal_error = True
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def __init__(self, branch, revision):
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BzrError.__init__(self, branch=branch, revision=revision)
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class NotLeftParentDescendant(BzrError):
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_fmt = ("Revision %(old_revision)s is not the left parent of"
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" %(new_revision)s, but branch %(branch_location)s expects this")
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internal_error = True
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def __init__(self, branch, old_revision, new_revision):
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BzrError.__init__(self, branch_location=branch.base,
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old_revision=old_revision,
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new_revision=new_revision)
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class NoSuchRevisionSpec(BzrError):
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_fmt = "No namespace registered for string: %(spec)r"
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def __init__(self, spec):
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BzrError.__init__(self, spec=spec)
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class NoSuchRevisionInTree(NoSuchRevision):
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"""When using Tree.revision_tree, and the revision is not accessible."""
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_fmt = "The revision id %(revision_id)s is not present in the tree %(tree)s."
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def __init__(self, tree, revision_id):
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BzrError.__init__(self)
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self.revision_id = revision_id
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class InvalidRevisionSpec(BzrError):
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_fmt = ("Requested revision: %(spec)r does not exist in branch:"
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" %(branch)s%(extra)s")
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def __init__(self, spec, branch, extra=None):
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BzrError.__init__(self, branch=branch, spec=spec)
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self.extra = '\n' + str(extra)
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class HistoryMissing(BzrError):
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_fmt = "%(branch)s is missing %(object_type)s {%(object_id)s}"
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class AppendRevisionsOnlyViolation(BzrError):
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_fmt = ('Operation denied because it would change the main history,'
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' which is not permitted by the append_revisions_only setting on'
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' branch "%(location)s".')
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def __init__(self, location):
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import bzrlib.urlutils as urlutils
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location = urlutils.unescape_for_display(location, 'ascii')
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BzrError.__init__(self, location=location)
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class DivergedBranches(BzrError):
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_fmt = ("These branches have diverged."
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" Use the merge command to reconcile them.")
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internal_error = False
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def __init__(self, branch1, branch2):
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self.branch1 = branch1
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self.branch2 = branch2
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class NotLefthandHistory(BzrError):
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_fmt = "Supplied history does not follow left-hand parents"
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internal_error = True
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def __init__(self, history):
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BzrError.__init__(self, history=history)
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class UnrelatedBranches(BzrError):
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_fmt = ("Branches have no common ancestor, and"
954
" no merge base revision was specified.")
956
internal_error = False
959
class NoCommonAncestor(BzrError):
961
_fmt = "Revisions have no common ancestor: %(revision_a)s %(revision_b)s"
963
def __init__(self, revision_a, revision_b):
964
self.revision_a = revision_a
965
self.revision_b = revision_b
968
class NoCommonRoot(BzrError):
970
_fmt = ("Revisions are not derived from the same root: "
971
"%(revision_a)s %(revision_b)s.")
973
def __init__(self, revision_a, revision_b):
974
BzrError.__init__(self, revision_a=revision_a, revision_b=revision_b)
977
class NotAncestor(BzrError):
979
_fmt = "Revision %(rev_id)s is not an ancestor of %(not_ancestor_id)s"
981
def __init__(self, rev_id, not_ancestor_id):
982
BzrError.__init__(self, rev_id=rev_id,
983
not_ancestor_id=not_ancestor_id)
986
class InstallFailed(BzrError):
988
def __init__(self, revisions):
989
revision_str = ", ".join(str(r) for r in revisions)
990
msg = "Could not install revisions:\n%s" % revision_str
991
BzrError.__init__(self, msg)
992
self.revisions = revisions
995
class AmbiguousBase(BzrError):
997
def __init__(self, bases):
998
warn("BzrError AmbiguousBase has been deprecated as of bzrlib 0.8.",
1000
msg = ("The correct base is unclear, because %s are all equally close"
1002
BzrError.__init__(self, msg)
1006
class NoCommits(BzrError):
1008
_fmt = "Branch %(branch)s has no commits."
1010
def __init__(self, branch):
1011
BzrError.__init__(self, branch=branch)
1014
class UnlistableStore(BzrError):
1016
def __init__(self, store):
1017
BzrError.__init__(self, "Store %s is not listable" % store)
1021
class UnlistableBranch(BzrError):
1023
def __init__(self, br):
1024
BzrError.__init__(self, "Stores for branch %s are not listable" % br)
1027
class BoundBranchOutOfDate(BzrError):
1029
_fmt = ("Bound branch %(branch)s is out of date"
1030
" with master branch %(master)s.")
1032
def __init__(self, branch, master):
1033
BzrError.__init__(self)
1034
self.branch = branch
1035
self.master = master
1038
class CommitToDoubleBoundBranch(BzrError):
1040
_fmt = ("Cannot commit to branch %(branch)s."
1041
" It is bound to %(master)s, which is bound to %(remote)s.")
1043
def __init__(self, branch, master, remote):
1044
BzrError.__init__(self)
1045
self.branch = branch
1046
self.master = master
1047
self.remote = remote
1050
class OverwriteBoundBranch(BzrError):
1052
_fmt = "Cannot pull --overwrite to a branch which is bound %(branch)s"
1054
def __init__(self, branch):
1055
BzrError.__init__(self)
1056
self.branch = branch
1059
class BoundBranchConnectionFailure(BzrError):
1061
_fmt = ("Unable to connect to target of bound branch %(branch)s"
1062
" => %(target)s: %(error)s")
1064
def __init__(self, branch, target, error):
1065
BzrError.__init__(self)
1066
self.branch = branch
1067
self.target = target
1071
class WeaveError(BzrError):
1073
_fmt = "Error in processing weave: %(message)s"
1075
def __init__(self, message=None):
1076
BzrError.__init__(self)
1077
self.message = message
1080
class WeaveRevisionAlreadyPresent(WeaveError):
1082
_fmt = "Revision {%(revision_id)s} already present in %(weave)s"
1084
def __init__(self, revision_id, weave):
1086
WeaveError.__init__(self)
1087
self.revision_id = revision_id
1091
class WeaveRevisionNotPresent(WeaveError):
1093
_fmt = "Revision {%(revision_id)s} not present in %(weave)s"
1095
def __init__(self, revision_id, weave):
1096
WeaveError.__init__(self)
1097
self.revision_id = revision_id
1101
class WeaveFormatError(WeaveError):
1103
_fmt = "Weave invariant violated: %(what)s"
1105
def __init__(self, what):
1106
WeaveError.__init__(self)
1110
class WeaveParentMismatch(WeaveError):
1112
_fmt = "Parents are mismatched between two revisions."
1115
class WeaveInvalidChecksum(WeaveError):
1117
_fmt = "Text did not match it's checksum: %(message)s"
1120
class WeaveTextDiffers(WeaveError):
1122
_fmt = ("Weaves differ on text content. Revision:"
1123
" {%(revision_id)s}, %(weave_a)s, %(weave_b)s")
1125
def __init__(self, revision_id, weave_a, weave_b):
1126
WeaveError.__init__(self)
1127
self.revision_id = revision_id
1128
self.weave_a = weave_a
1129
self.weave_b = weave_b
1132
class WeaveTextDiffers(WeaveError):
1134
_fmt = ("Weaves differ on text content. Revision:"
1135
" {%(revision_id)s}, %(weave_a)s, %(weave_b)s")
1137
def __init__(self, revision_id, weave_a, weave_b):
1138
WeaveError.__init__(self)
1139
self.revision_id = revision_id
1140
self.weave_a = weave_a
1141
self.weave_b = weave_b
1144
class VersionedFileError(BzrError):
1146
_fmt = "Versioned file error"
1149
class RevisionNotPresent(VersionedFileError):
1151
_fmt = "Revision {%(revision_id)s} not present in %(file_id)s."
1153
def __init__(self, revision_id, file_id):
1154
VersionedFileError.__init__(self)
1155
self.revision_id = revision_id
1156
self.file_id = file_id
1159
class RevisionAlreadyPresent(VersionedFileError):
1161
_fmt = "Revision {%(revision_id)s} already present in %(file_id)s."
1163
def __init__(self, revision_id, file_id):
1164
VersionedFileError.__init__(self)
1165
self.revision_id = revision_id
1166
self.file_id = file_id
1169
class KnitError(BzrError):
1173
internal_error = True
1176
class KnitHeaderError(KnitError):
1178
_fmt = "Knit header error: %(badline)r unexpected for file %(filename)s"
1180
def __init__(self, badline, filename):
1181
KnitError.__init__(self)
1182
self.badline = badline
1183
self.filename = filename
1186
class KnitCorrupt(KnitError):
1188
_fmt = "Knit %(filename)s corrupt: %(how)s"
1190
def __init__(self, filename, how):
1191
KnitError.__init__(self)
1192
self.filename = filename
1196
class KnitIndexUnknownMethod(KnitError):
1197
"""Raised when we don't understand the storage method.
1199
Currently only 'fulltext' and 'line-delta' are supported.
1202
_fmt = ("Knit index %(filename)s does not have a known method"
1203
" in options: %(options)r")
1205
def __init__(self, filename, options):
1206
KnitError.__init__(self)
1207
self.filename = filename
1208
self.options = options
1211
class NoSuchExportFormat(BzrError):
1213
_fmt = "Export format %(format)r not supported"
1215
def __init__(self, format):
1216
BzrError.__init__(self)
1217
self.format = format
1220
class TransportError(BzrError):
1222
_fmt = "Transport error: %(msg)s %(orig_error)s"
1224
def __init__(self, msg=None, orig_error=None):
1225
if msg is None and orig_error is not None:
1226
msg = str(orig_error)
1227
if orig_error is None:
1232
self.orig_error = orig_error
1233
BzrError.__init__(self)
1236
class TooManyConcurrentRequests(BzrError):
1238
_fmt = ("The medium '%(medium)s' has reached its concurrent request limit."
1239
" Be sure to finish_writing and finish_reading on the"
1240
" currently open request.")
1242
internal_error = True
1244
def __init__(self, medium):
1245
self.medium = medium
1248
class SmartProtocolError(TransportError):
1250
_fmt = "Generic bzr smart protocol error: %(details)s"
1252
def __init__(self, details):
1253
self.details = details
1256
# A set of semi-meaningful errors which can be thrown
1257
class TransportNotPossible(TransportError):
1259
_fmt = "Transport operation not possible: %(msg)s %(orig_error)s"
1262
class ConnectionError(TransportError):
1264
_fmt = "Connection error: %(msg)s %(orig_error)s"
1267
class SocketConnectionError(ConnectionError):
1269
_fmt = "%(msg)s %(host)s%(port)s%(orig_error)s"
1271
def __init__(self, host, port=None, msg=None, orig_error=None):
1273
msg = 'Failed to connect to'
1274
if orig_error is None:
1277
orig_error = '; ' + str(orig_error)
1278
ConnectionError.__init__(self, msg=msg, orig_error=orig_error)
1283
self.port = ':%s' % port
1286
class ConnectionReset(TransportError):
1288
_fmt = "Connection closed: %(msg)s %(orig_error)s"
1291
class InvalidRange(TransportError):
1293
_fmt = "Invalid range access in %(path)s at %(offset)s."
1295
def __init__(self, path, offset):
1296
TransportError.__init__(self, ("Invalid range access in %s at %d"
1299
self.offset = offset
1302
class InvalidHttpResponse(TransportError):
1304
_fmt = "Invalid http response for %(path)s: %(msg)s"
1306
def __init__(self, path, msg, orig_error=None):
1308
TransportError.__init__(self, msg, orig_error=orig_error)
1311
class InvalidHttpRange(InvalidHttpResponse):
1313
_fmt = "Invalid http range %(range)r for %(path)s: %(msg)s"
1315
def __init__(self, path, range, msg):
1317
InvalidHttpResponse.__init__(self, path, msg)
1320
class InvalidHttpContentType(InvalidHttpResponse):
1322
_fmt = 'Invalid http Content-type "%(ctype)s" for %(path)s: %(msg)s'
1324
def __init__(self, path, ctype, msg):
1326
InvalidHttpResponse.__init__(self, path, msg)
1329
class RedirectRequested(TransportError):
1331
_fmt = '%(source)s is%(permanently)s redirected to %(target)s'
1333
def __init__(self, source, target, is_permament=False, qual_proto=None):
1334
self.source = source
1335
self.target = target
1337
self.permanently = ' permanently'
1339
self.permanently = ''
1340
self.is_permament = is_permament
1341
self._qualified_proto = qual_proto
1342
TransportError.__init__(self)
1344
def _requalify_url(self, url):
1345
"""Restore the qualified proto in front of the url"""
1346
# When this exception is raised, source and target are in
1347
# user readable format. But some transports may use a
1348
# different proto (http+urllib:// will present http:// to
1349
# the user. If a qualified proto is specified, the code
1350
# trapping the exception can get the qualified urls to
1351
# properly handle the redirection themself (creating a
1352
# new transport object from the target url for example).
1353
# But checking that the scheme of the original and
1354
# redirected urls are the same can be tricky. (see the
1355
# FIXME in BzrDir.open_from_transport for the unique use
1357
if self._qualified_proto is None:
1360
# The TODO related to NotBranchError mention that doing
1361
# that kind of manipulation on the urls may not be the
1362
# exception object job. On the other hand, this object is
1363
# the interface between the code and the user so
1364
# presenting the urls in different ways is indeed its
1367
proto, netloc, path, query, fragment = urlparse.urlsplit(url)
1368
return urlparse.urlunsplit((self._qualified_proto, netloc, path,
1371
def get_source_url(self):
1372
return self._requalify_url(self.source)
1374
def get_target_url(self):
1375
return self._requalify_url(self.target)
1378
class TooManyRedirections(TransportError):
1380
_fmt = "Too many redirections"
1382
class ConflictsInTree(BzrError):
1384
_fmt = "Working tree has conflicts."
1387
class ParseConfigError(BzrError):
1389
def __init__(self, errors, filename):
1390
if filename is None:
1392
message = "Error(s) parsing config file %s:\n%s" % \
1393
(filename, ('\n'.join(e.message for e in errors)))
1394
BzrError.__init__(self, message)
1397
class NoEmailInUsername(BzrError):
1399
_fmt = "%(username)r does not seem to contain a reasonable email address"
1401
def __init__(self, username):
1402
BzrError.__init__(self)
1403
self.username = username
1406
class SigningFailed(BzrError):
1408
_fmt = "Failed to gpg sign data with command %(command_line)r"
1410
def __init__(self, command_line):
1411
BzrError.__init__(self, command_line=command_line)
1414
class WorkingTreeNotRevision(BzrError):
1416
_fmt = ("The working tree for %(basedir)s has changed since"
1417
" the last commit, but weave merge requires that it be"
1420
def __init__(self, tree):
1421
BzrError.__init__(self, basedir=tree.basedir)
1424
class CantReprocessAndShowBase(BzrError):
1426
_fmt = ("Can't reprocess and show base, because reprocessing obscures "
1427
"the relationship of conflicting lines to the base")
1430
class GraphCycleError(BzrError):
1432
_fmt = "Cycle in graph %(graph)r"
1434
def __init__(self, graph):
1435
BzrError.__init__(self)
1439
class WritingCompleted(BzrError):
1441
_fmt = ("The MediumRequest '%(request)s' has already had finish_writing "
1442
"called upon it - accept bytes may not be called anymore.")
1444
internal_error = True
1446
def __init__(self, request):
1447
self.request = request
1450
class WritingNotComplete(BzrError):
1452
_fmt = ("The MediumRequest '%(request)s' has not has finish_writing "
1453
"called upon it - until the write phase is complete no "
1454
"data may be read.")
1456
internal_error = True
1458
def __init__(self, request):
1459
self.request = request
1462
class NotConflicted(BzrError):
1464
_fmt = "File %(filename)s is not conflicted."
1466
def __init__(self, filename):
1467
BzrError.__init__(self)
1468
self.filename = filename
1471
class MediumNotConnected(BzrError):
1473
_fmt = """The medium '%(medium)s' is not connected."""
1475
internal_error = True
1477
def __init__(self, medium):
1478
self.medium = medium
1481
class MustUseDecorated(Exception):
1483
_fmt = "A decorating function has requested its original command be used."
1486
class NoBundleFound(BzrError):
1488
_fmt = "No bundle was found in %(filename)s"
1490
def __init__(self, filename):
1491
BzrError.__init__(self)
1492
self.filename = filename
1495
class BundleNotSupported(BzrError):
1497
_fmt = "Unable to handle bundle version %(version)s: %(msg)s"
1499
def __init__(self, version, msg):
1500
BzrError.__init__(self)
1501
self.version = version
1505
class MissingText(BzrError):
1507
_fmt = ("Branch %(base)s is missing revision"
1508
" %(text_revision)s of %(file_id)s")
1510
def __init__(self, branch, text_revision, file_id):
1511
BzrError.__init__(self)
1512
self.branch = branch
1513
self.base = branch.base
1514
self.text_revision = text_revision
1515
self.file_id = file_id
1518
class DuplicateFileId(BzrError):
1520
_fmt = "File id {%(file_id)s} already exists in inventory as %(entry)s"
1522
def __init__(self, file_id, entry):
1523
BzrError.__init__(self)
1524
self.file_id = file_id
1528
class DuplicateKey(BzrError):
1530
_fmt = "Key %(key)s is already present in map"
1533
class MalformedTransform(BzrError):
1535
_fmt = "Tree transform is malformed %(conflicts)r"
1538
class NoFinalPath(BzrError):
1540
_fmt = ("No final name for trans_id %(trans_id)r\n"
1541
"file-id: %(file_id)r\n"
1542
"root trans-id: %(root_trans_id)r\n")
1544
def __init__(self, trans_id, transform):
1545
self.trans_id = trans_id
1546
self.file_id = transform.final_file_id(trans_id)
1547
self.root_trans_id = transform.root
1550
class BzrBadParameter(BzrError):
1552
_fmt = "Bad parameter: %(param)r"
1554
# This exception should never be thrown, but it is a base class for all
1555
# parameter-to-function errors.
1557
def __init__(self, param):
1558
BzrError.__init__(self)
1562
class BzrBadParameterNotUnicode(BzrBadParameter):
1564
_fmt = "Parameter %(param)s is neither unicode nor utf8."
1567
class ReusingTransform(BzrError):
1569
_fmt = "Attempt to reuse a transform that has already been applied."
1572
class CantMoveRoot(BzrError):
1574
_fmt = "Moving the root directory is not supported at this time"
1577
class BzrMoveFailedError(BzrError):
1579
_fmt = "Could not move %(from_path)s%(operator)s %(to_path)s%(extra)s"
1581
def __init__(self, from_path='', to_path='', extra=None):
1582
BzrError.__init__(self)
1584
self.extra = ': ' + str(extra)
1588
has_from = len(from_path) > 0
1589
has_to = len(to_path) > 0
1591
self.from_path = osutils.splitpath(from_path)[-1]
1596
self.to_path = osutils.splitpath(to_path)[-1]
1601
if has_from and has_to:
1602
self.operator = " =>"
1604
self.from_path = "from " + from_path
1606
self.operator = "to"
1608
self.operator = "file"
1611
class BzrRenameFailedError(BzrMoveFailedError):
1613
_fmt = "Could not rename %(from_path)s%(operator)s %(to_path)s%(extra)s"
1615
def __init__(self, from_path, to_path, extra=None):
1616
BzrMoveFailedError.__init__(self, from_path, to_path, extra)
1619
class BzrBadParameterNotString(BzrBadParameter):
1621
_fmt = "Parameter %(param)s is not a string or unicode string."
1624
class BzrBadParameterMissing(BzrBadParameter):
1626
_fmt = "Parameter $(param)s is required but not present."
1629
class BzrBadParameterUnicode(BzrBadParameter):
1631
_fmt = ("Parameter %(param)s is unicode but"
1632
" only byte-strings are permitted.")
1635
class BzrBadParameterContainsNewline(BzrBadParameter):
1637
_fmt = "Parameter %(param)s contains a newline."
1640
class DependencyNotPresent(BzrError):
1642
_fmt = 'Unable to import library "%(library)s": %(error)s'
1644
def __init__(self, library, error):
1645
BzrError.__init__(self, library=library, error=error)
1648
class ParamikoNotPresent(DependencyNotPresent):
1650
_fmt = "Unable to import paramiko (required for sftp support): %(error)s"
1652
def __init__(self, error):
1653
DependencyNotPresent.__init__(self, 'paramiko', error)
1656
class PointlessMerge(BzrError):
1658
_fmt = "Nothing to merge."
1661
class UninitializableFormat(BzrError):
1663
_fmt = "Format %(format)s cannot be initialised by this version of bzr."
1665
def __init__(self, format):
1666
BzrError.__init__(self)
1667
self.format = format
1670
class BadConversionTarget(BzrError):
1672
_fmt = "Cannot convert to format %(format)s. %(problem)s"
1674
def __init__(self, problem, format):
1675
BzrError.__init__(self)
1676
self.problem = problem
1677
self.format = format
1680
class NoDiff(BzrError):
1682
_fmt = "Diff is not installed on this machine: %(msg)s"
1684
def __init__(self, msg):
1685
BzrError.__init__(self, msg=msg)
1688
class NoDiff3(BzrError):
1690
_fmt = "Diff3 is not installed on this machine."
1693
class ExistingLimbo(BzrError):
1695
_fmt = """This tree contains left-over files from a failed operation.
1696
Please examine %(limbo_dir)s to see if it contains any files you wish to
1697
keep, and delete it when you are done."""
1699
def __init__(self, limbo_dir):
1700
BzrError.__init__(self)
1701
self.limbo_dir = limbo_dir
1704
class ImmortalLimbo(BzrError):
1706
_fmt = """Unable to delete transform temporary directory $(limbo_dir)s.
1707
Please examine %(limbo_dir)s to see if it contains any files you wish to
1708
keep, and delete it when you are done."""
1710
def __init__(self, limbo_dir):
1711
BzrError.__init__(self)
1712
self.limbo_dir = limbo_dir
1715
class OutOfDateTree(BzrError):
1717
_fmt = "Working tree is out of date, please run 'bzr update'."
1719
def __init__(self, tree):
1720
BzrError.__init__(self)
1724
class PublicBranchOutOfDate(BzrError):
1726
_fmt = 'Public branch "%(public_location)s" lacks revision '\
1729
def __init__(self, public_location, revstring):
1730
import bzrlib.urlutils as urlutils
1731
public_location = urlutils.unescape_for_display(public_location,
1733
BzrError.__init__(self, public_location=public_location,
1734
revstring=revstring)
1737
class MergeModifiedFormatError(BzrError):
1739
_fmt = "Error in merge modified format"
1742
class ConflictFormatError(BzrError):
1744
_fmt = "Format error in conflict listings"
1747
class CorruptRepository(BzrError):
1749
_fmt = ("An error has been detected in the repository %(repo_path)s.\n"
1750
"Please run bzr reconcile on this repository.")
1752
def __init__(self, repo):
1753
BzrError.__init__(self)
1754
self.repo_path = repo.bzrdir.root_transport.base
1757
class UpgradeRequired(BzrError):
1759
_fmt = "To use this feature you must upgrade your branch at %(path)s."
1761
def __init__(self, path):
1762
BzrError.__init__(self)
1766
class LocalRequiresBoundBranch(BzrError):
1768
_fmt = "Cannot perform local-only commits on unbound branches."
1771
class MissingProgressBarFinish(BzrError):
1773
_fmt = "A nested progress bar was not 'finished' correctly."
1776
class InvalidProgressBarType(BzrError):
1778
_fmt = ("Environment variable BZR_PROGRESS_BAR='%(bar_type)s"
1779
" is not a supported type Select one of: %(valid_types)s")
1781
def __init__(self, bar_type, valid_types):
1782
BzrError.__init__(self, bar_type=bar_type, valid_types=valid_types)
1785
class UnsupportedOperation(BzrError):
1787
_fmt = ("The method %(mname)s is not supported on"
1788
" objects of type %(tname)s.")
1790
def __init__(self, method, method_self):
1791
self.method = method
1792
self.mname = method.__name__
1793
self.tname = type(method_self).__name__
1796
class CannotSetRevisionId(UnsupportedOperation):
1797
"""Raised when a commit is attempting to set a revision id but cant."""
1800
class NonAsciiRevisionId(UnsupportedOperation):
1801
"""Raised when a commit is attempting to set a non-ascii revision id
1806
class BinaryFile(BzrError):
1808
_fmt = "File is binary but should be text."
1811
class IllegalPath(BzrError):
1813
_fmt = "The path %(path)s is not permitted on this platform"
1815
def __init__(self, path):
1816
BzrError.__init__(self)
1820
class TestamentMismatch(BzrError):
1822
_fmt = """Testament did not match expected value.
1823
For revision_id {%(revision_id)s}, expected {%(expected)s}, measured
1826
def __init__(self, revision_id, expected, measured):
1827
self.revision_id = revision_id
1828
self.expected = expected
1829
self.measured = measured
1832
class NotABundle(BzrError):
1834
_fmt = "Not a bzr revision-bundle: %(text)r"
1836
def __init__(self, text):
1837
BzrError.__init__(self)
1841
class BadBundle(BzrError):
1843
_fmt = "Bad bzr revision-bundle: %(text)r"
1845
def __init__(self, text):
1846
BzrError.__init__(self)
1850
class MalformedHeader(BadBundle):
1852
_fmt = "Malformed bzr revision-bundle header: %(text)r"
1855
class MalformedPatches(BadBundle):
1857
_fmt = "Malformed patches in bzr revision-bundle: %(text)r"
1860
class MalformedFooter(BadBundle):
1862
_fmt = "Malformed footer in bzr revision-bundle: %(text)r"
1865
class UnsupportedEOLMarker(BadBundle):
1867
_fmt = "End of line marker was not \\n in bzr revision-bundle"
1870
# XXX: BadBundle's constructor assumes there's explanatory text,
1871
# but for this there is not
1872
BzrError.__init__(self)
1875
class IncompatibleBundleFormat(BzrError):
1877
_fmt = "Bundle format %(bundle_format)s is incompatible with %(other)s"
1879
def __init__(self, bundle_format, other):
1880
BzrError.__init__(self)
1881
self.bundle_format = bundle_format
1885
class BadInventoryFormat(BzrError):
1887
_fmt = "Root class for inventory serialization errors"
1890
class UnexpectedInventoryFormat(BadInventoryFormat):
1892
_fmt = "The inventory was not in the expected format:\n %(msg)s"
1894
def __init__(self, msg):
1895
BadInventoryFormat.__init__(self, msg=msg)
1898
class RootNotRich(BzrError):
1900
_fmt = """This operation requires rich root data storage"""
1903
class NoSmartMedium(BzrError):
1905
_fmt = "The transport '%(transport)s' cannot tunnel the smart protocol."
1907
internal_error = True
1909
def __init__(self, transport):
1910
self.transport = transport
1913
class NoSmartServer(NotBranchError):
1915
_fmt = "No smart server available at %(url)s"
1917
def __init__(self, url):
1921
class UnknownSSH(BzrError):
1923
_fmt = "Unrecognised value for BZR_SSH environment variable: %(vendor)s"
1925
def __init__(self, vendor):
1926
BzrError.__init__(self)
1927
self.vendor = vendor
1930
class SSHVendorNotFound(BzrError):
1932
_fmt = ("Don't know how to handle SSH connections."
1933
" Please set BZR_SSH environment variable.")
1936
class GhostRevisionUnusableHere(BzrError):
1938
_fmt = "Ghost revision {%(revision_id)s} cannot be used here."
1940
def __init__(self, revision_id):
1941
BzrError.__init__(self)
1942
self.revision_id = revision_id
1945
class IllegalUseOfScopeReplacer(BzrError):
1947
_fmt = ("ScopeReplacer object %(name)r was used incorrectly:"
1948
" %(msg)s%(extra)s")
1950
internal_error = True
1952
def __init__(self, name, msg, extra=None):
1953
BzrError.__init__(self)
1957
self.extra = ': ' + str(extra)
1962
class InvalidImportLine(BzrError):
1964
_fmt = "Not a valid import statement: %(msg)\n%(text)s"
1966
internal_error = True
1968
def __init__(self, text, msg):
1969
BzrError.__init__(self)
1974
class ImportNameCollision(BzrError):
1976
_fmt = ("Tried to import an object to the same name as"
1977
" an existing object. %(name)s")
1979
internal_error = True
1981
def __init__(self, name):
1982
BzrError.__init__(self)
1986
class NotAMergeDirective(BzrError):
1987
"""File starting with %(firstline)r is not a merge directive"""
1988
def __init__(self, firstline):
1989
BzrError.__init__(self, firstline=firstline)
1992
class NoMergeSource(BzrError):
1993
"""Raise if no merge source was specified for a merge directive"""
1995
_fmt = "A merge directive must provide either a bundle or a public"\
1999
class PatchMissing(BzrError):
2000
"""Raise a patch type was specified but no patch supplied"""
2002
_fmt = "patch_type was %(patch_type)s, but no patch was supplied."
2004
def __init__(self, patch_type):
2005
BzrError.__init__(self)
2006
self.patch_type = patch_type
2009
class UnsupportedInventoryKind(BzrError):
2011
_fmt = """Unsupported entry kind %(kind)s"""
2013
def __init__(self, kind):
2017
class BadSubsumeSource(BzrError):
2019
_fmt = """Can't subsume %(other_tree)s into %(tree)s. %(reason)s"""
2021
def __init__(self, tree, other_tree, reason):
2023
self.other_tree = other_tree
2024
self.reason = reason
2027
class SubsumeTargetNeedsUpgrade(BzrError):
2029
_fmt = """Subsume target %(other_tree)s needs to be upgraded."""
2031
def __init__(self, other_tree):
2032
self.other_tree = other_tree
2035
class BadReferenceTarget(BzrError):
2037
_fmt = "Can't add reference to %(other_tree)s into %(tree)s. %(reason)s"
2039
internal_error = True
2041
def __init__(self, tree, other_tree, reason):
2043
self.other_tree = other_tree
2044
self.reason = reason
2047
class NoSuchTag(BzrError):
2049
_fmt = "No such tag: %(tag_name)s"
2051
def __init__(self, tag_name):
2052
self.tag_name = tag_name
2055
class TagsNotSupported(BzrError):
2057
_fmt = ("Tags not supported by %(branch)s;"
2058
" you may be able to use bzr upgrade --dirstate-tags.")
2060
def __init__(self, branch):
2061
self.branch = branch
2064
class TagAlreadyExists(BzrError):
2066
_fmt = "Tag %(tag_name)s already exists."
2068
def __init__(self, tag_name):
2069
self.tag_name = tag_name
2072
class UnexpectedSmartServerResponse(BzrError):
2074
_fmt = "Could not understand response from smart server: %(response_tuple)r"
2076
def __init__(self, response_tuple):
2077
self.response_tuple = response_tuple
added
removed
bzrlib/errors.py
