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# Copyright (C) 2005, 2006 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 import symbol_versioning
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from bzrlib.patches import (PatchSyntax,
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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 attribute
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# if it doesn't exist. We can't use super here, because exceptions are
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# old-style classes in python2.4 (but new in 2.5). --bmc, 20060426
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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 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 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 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 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 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 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 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: %(path)s"
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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 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"
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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 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 NotVersionedError(BzrError):
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_fmt = "%(path)s is not versioned"
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def __init__(self, path):
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BzrError.__init__(self)
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class PathsNotVersionedError(BzrError):
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# used when reporting several paths 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"
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# used when reporting that paths are neither versioned nor in the working
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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 BadFileKindError(BzrError):
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_fmt = "Cannot operate on %(filename)s of unsupported kind %(kind)s"
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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: %(message)s"
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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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self.message = message
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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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def __init__(self, obj):
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class OutSideTransaction(BzrError):
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_fmt = "A transaction related operation was attempted after the transaction finished."
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class ObjectNotLocked(LockError):
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_fmt = "%(obj)r is not locked"
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internal_error = True
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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 bits?
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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 - check storage consistency!"
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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: %(lock)s: held by %(holder)r, wanted to break %(target)r"
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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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def __init__(self, lock):
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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 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 InvalidRevisionSpec(BzrError):
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_fmt = "Requested revision: %(spec)r does not exist in branch: %(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 DivergedBranches(BzrError):
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_fmt = "These branches have diverged. 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 UnrelatedBranches(BzrError):
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_fmt = "Branches have no common ancestor, and no merge base revision was specified."
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internal_error = False
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class NoCommonAncestor(BzrError):
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_fmt = "Revisions have no common ancestor: %(revision_a)s %(revision_b)s"
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def __init__(self, revision_a, revision_b):
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self.revision_a = revision_a
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self.revision_b = revision_b
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class NoCommonRoot(BzrError):
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_fmt = "Revisions are not derived from the same root: " \
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"%(revision_a)s %(revision_b)s."
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def __init__(self, revision_a, revision_b):
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BzrError.__init__(self, revision_a=revision_a, revision_b=revision_b)
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class NotAncestor(BzrError):
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_fmt = "Revision %(rev_id)s is not an ancestor of %(not_ancestor_id)s"
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def __init__(self, rev_id, not_ancestor_id):
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BzrError.__init__(self, rev_id=rev_id,
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not_ancestor_id=not_ancestor_id)
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class InstallFailed(BzrError):
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def __init__(self, revisions):
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revision_str = ", ".join(str(r) for r in revisions)
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msg = "Could not install revisions:\n%s" % revision_str
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BzrError.__init__(self, msg)
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self.revisions = revisions
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class AmbiguousBase(BzrError):
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def __init__(self, bases):
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warn("BzrError AmbiguousBase has been deprecated as of bzrlib 0.8.",
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msg = "The correct base is unclear, because %s are all equally close" %\
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BzrError.__init__(self, msg)
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class NoCommits(BzrError):
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_fmt = "Branch %(branch)s has no commits."
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def __init__(self, branch):
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BzrError.__init__(self, branch=branch)
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class UnlistableStore(BzrError):
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def __init__(self, store):
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BzrError.__init__(self, "Store %s is not listable" % store)
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class UnlistableBranch(BzrError):
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def __init__(self, br):
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BzrError.__init__(self, "Stores for branch %s are not listable" % br)
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class BoundBranchOutOfDate(BzrError):
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_fmt = "Bound branch %(branch)s is out of date with master branch %(master)s."
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def __init__(self, branch, master):
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BzrError.__init__(self)
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class CommitToDoubleBoundBranch(BzrError):
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_fmt = "Cannot commit to branch %(branch)s. It is bound to %(master)s, which is bound to %(remote)s."
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def __init__(self, branch, master, remote):
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BzrError.__init__(self)
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class OverwriteBoundBranch(BzrError):
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_fmt = "Cannot pull --overwrite to a branch which is bound %(branch)s"
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def __init__(self, branch):
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BzrError.__init__(self)
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class BoundBranchConnectionFailure(BzrError):
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_fmt = "Unable to connect to target of bound branch %(branch)s => %(target)s: %(error)s"
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def __init__(self, branch, target, error):
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BzrError.__init__(self)
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class WeaveError(BzrError):
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_fmt = "Error in processing weave: %(message)s"
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def __init__(self, message=None):
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BzrError.__init__(self)
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self.message = message
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class WeaveRevisionAlreadyPresent(WeaveError):
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_fmt = "Revision {%(revision_id)s} already present in %(weave)s"
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def __init__(self, revision_id, weave):
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WeaveError.__init__(self)
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self.revision_id = revision_id
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class WeaveRevisionNotPresent(WeaveError):
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_fmt = "Revision {%(revision_id)s} not present in %(weave)s"
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def __init__(self, revision_id, weave):
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WeaveError.__init__(self)
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self.revision_id = revision_id
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class WeaveFormatError(WeaveError):
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_fmt = "Weave invariant violated: %(what)s"
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def __init__(self, what):
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WeaveError.__init__(self)
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class WeaveParentMismatch(WeaveError):
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_fmt = "Parents are mismatched between two revisions."
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class WeaveInvalidChecksum(WeaveError):
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_fmt = "Text did not match it's checksum: %(message)s"
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class WeaveTextDiffers(WeaveError):
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_fmt = "Weaves differ on text content. Revision: {%(revision_id)s}, %(weave_a)s, %(weave_b)s"
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def __init__(self, revision_id, weave_a, weave_b):
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WeaveError.__init__(self)
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self.revision_id = revision_id
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self.weave_a = weave_a
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self.weave_b = weave_b
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class WeaveTextDiffers(WeaveError):
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_fmt = "Weaves differ on text content. Revision: {%(revision_id)s}, %(weave_a)s, %(weave_b)s"
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def __init__(self, revision_id, weave_a, weave_b):
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WeaveError.__init__(self)
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self.revision_id = revision_id
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self.weave_a = weave_a
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self.weave_b = weave_b
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class VersionedFileError(BzrError):
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_fmt = "Versioned file error"
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class RevisionNotPresent(VersionedFileError):
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_fmt = "Revision {%(revision_id)s} not present in %(file_id)s."
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def __init__(self, revision_id, file_id):
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VersionedFileError.__init__(self)
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self.revision_id = revision_id
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self.file_id = file_id
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class RevisionAlreadyPresent(VersionedFileError):
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_fmt = "Revision {%(revision_id)s} already present in %(file_id)s."
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def __init__(self, revision_id, file_id):
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VersionedFileError.__init__(self)
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self.revision_id = revision_id
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self.file_id = file_id
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class KnitError(BzrError):
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internal_error = True
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class KnitHeaderError(KnitError):
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_fmt = "Knit header error: %(badline)r unexpected for file %(filename)s"
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def __init__(self, badline, filename):
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KnitError.__init__(self)
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self.badline = badline
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self.filename = filename
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class KnitCorrupt(KnitError):
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_fmt = "Knit %(filename)s corrupt: %(how)s"
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def __init__(self, filename, how):
950
KnitError.__init__(self)
951
self.filename = filename
955
class NoSuchExportFormat(BzrError):
957
_fmt = "Export format %(format)r not supported"
959
def __init__(self, format):
960
BzrError.__init__(self)
964
class TransportError(BzrError):
966
_fmt = "Transport error: %(msg)s %(orig_error)s"
968
def __init__(self, msg=None, orig_error=None):
969
if msg is None and orig_error is not None:
970
msg = str(orig_error)
971
if orig_error is None:
976
self.orig_error = orig_error
977
BzrError.__init__(self)
980
class TooManyConcurrentRequests(BzrError):
982
_fmt = ("The medium '%(medium)s' has reached its concurrent request limit. "
983
"Be sure to finish_writing and finish_reading on the "
984
"current request that is open.")
986
internal_error = True
988
def __init__(self, medium):
992
class SmartProtocolError(TransportError):
994
_fmt = "Generic bzr smart protocol error: %(details)s"
996
def __init__(self, details):
997
self.details = details
1000
# A set of semi-meaningful errors which can be thrown
1001
class TransportNotPossible(TransportError):
1003
_fmt = "Transport operation not possible: %(msg)s %(orig_error)s"
1006
class ConnectionError(TransportError):
1008
_fmt = "Connection error: %(msg)s %(orig_error)s"
1011
class SocketConnectionError(ConnectionError):
1013
_fmt = "%(msg)s %(host)s%(port)s%(orig_error)s"
1015
def __init__(self, host, port=None, msg=None, orig_error=None):
1017
msg = 'Failed to connect to'
1018
if orig_error is None:
1021
orig_error = '; ' + str(orig_error)
1022
ConnectionError.__init__(self, msg=msg, orig_error=orig_error)
1027
self.port = ':%s' % port
1030
class ConnectionReset(TransportError):
1032
_fmt = "Connection closed: %(msg)s %(orig_error)s"
1035
class InvalidRange(TransportError):
1037
_fmt = "Invalid range access in %(path)s at %(offset)s."
1039
def __init__(self, path, offset):
1040
TransportError.__init__(self, ("Invalid range access in %s at %d"
1043
self.offset = offset
1046
class InvalidHttpResponse(TransportError):
1048
_fmt = "Invalid http response for %(path)s: %(msg)s"
1050
def __init__(self, path, msg, orig_error=None):
1052
TransportError.__init__(self, msg, orig_error=orig_error)
1055
class InvalidHttpRange(InvalidHttpResponse):
1057
_fmt = "Invalid http range %(range)r for %(path)s: %(msg)s"
1059
def __init__(self, path, range, msg):
1061
InvalidHttpResponse.__init__(self, path, msg)
1064
class InvalidHttpContentType(InvalidHttpResponse):
1066
_fmt = 'Invalid http Content-type "%(ctype)s" for %(path)s: %(msg)s'
1068
def __init__(self, path, ctype, msg):
1070
InvalidHttpResponse.__init__(self, path, msg)
1073
class ConflictsInTree(BzrError):
1075
_fmt = "Working tree has conflicts."
1078
class ParseConfigError(BzrError):
1080
def __init__(self, errors, filename):
1081
if filename is None:
1083
message = "Error(s) parsing config file %s:\n%s" % \
1084
(filename, ('\n'.join(e.message for e in errors)))
1085
BzrError.__init__(self, message)
1088
class NoEmailInUsername(BzrError):
1090
_fmt = "%(username)r does not seem to contain a reasonable email address"
1092
def __init__(self, username):
1093
BzrError.__init__(self)
1094
self.username = username
1097
class SigningFailed(BzrError):
1099
_fmt = "Failed to gpg sign data with command %(command_line)r"
1101
def __init__(self, command_line):
1102
BzrError.__init__(self, command_line=command_line)
1105
class WorkingTreeNotRevision(BzrError):
1107
_fmt = ("The working tree for %(basedir)s has changed since"
1108
" the last commit, but weave merge requires that it be"
1111
def __init__(self, tree):
1112
BzrError.__init__(self, basedir=tree.basedir)
1115
class CantReprocessAndShowBase(BzrError):
1117
_fmt = "Can't reprocess and show base, because reprocessing obscures " \
1118
"the relationship of conflicting lines to the base"
1121
class GraphCycleError(BzrError):
1123
_fmt = "Cycle in graph %(graph)r"
1125
def __init__(self, graph):
1126
BzrError.__init__(self)
1130
class WritingCompleted(BzrError):
1132
_fmt = ("The MediumRequest '%(request)s' has already had finish_writing "
1133
"called upon it - accept bytes may not be called anymore.")
1135
internal_error = True
1137
def __init__(self, request):
1138
self.request = request
1141
class WritingNotComplete(BzrError):
1143
_fmt = ("The MediumRequest '%(request)s' has not has finish_writing "
1144
"called upon it - until the write phase is complete no "
1145
"data may be read.")
1147
internal_error = True
1149
def __init__(self, request):
1150
self.request = request
1153
class NotConflicted(BzrError):
1155
_fmt = "File %(filename)s is not conflicted."
1157
def __init__(self, filename):
1158
BzrError.__init__(self)
1159
self.filename = filename
1162
class MediumNotConnected(BzrError):
1164
_fmt = """The medium '%(medium)s' is not connected."""
1166
internal_error = True
1168
def __init__(self, medium):
1169
self.medium = medium
1172
class MustUseDecorated(Exception):
1174
_fmt = """A decorating function has requested its original command be used."""
1177
class NoBundleFound(BzrError):
1179
_fmt = "No bundle was found in %(filename)s"
1181
def __init__(self, filename):
1182
BzrError.__init__(self)
1183
self.filename = filename
1186
class BundleNotSupported(BzrError):
1188
_fmt = "Unable to handle bundle version %(version)s: %(msg)s"
1190
def __init__(self, version, msg):
1191
BzrError.__init__(self)
1192
self.version = version
1196
class MissingText(BzrError):
1198
_fmt = "Branch %(base)s is missing revision %(text_revision)s of %(file_id)s"
1200
def __init__(self, branch, text_revision, file_id):
1201
BzrError.__init__(self)
1202
self.branch = branch
1203
self.base = branch.base
1204
self.text_revision = text_revision
1205
self.file_id = file_id
1208
class DuplicateKey(BzrError):
1210
_fmt = "Key %(key)s is already present in map"
1213
class MalformedTransform(BzrError):
1215
_fmt = "Tree transform is malformed %(conflicts)r"
1218
class NoFinalPath(BzrError):
1220
_fmt = ("No final name for trans_id %(trans_id)r\n"
1221
"file-id: %(file_id)r\n"
1222
"root trans-id: %(root_trans_id)r\n")
1224
def __init__(self, trans_id, transform):
1225
self.trans_id = trans_id
1226
self.file_id = transform.final_file_id(trans_id)
1227
self.root_trans_id = transform.root
1230
class BzrBadParameter(BzrError):
1232
_fmt = "Bad parameter: %(param)r"
1234
# This exception should never be thrown, but it is a base class for all
1235
# parameter-to-function errors.
1237
def __init__(self, param):
1238
BzrError.__init__(self)
1242
class BzrBadParameterNotUnicode(BzrBadParameter):
1244
_fmt = "Parameter %(param)s is neither unicode nor utf8."
1247
class ReusingTransform(BzrError):
1249
_fmt = "Attempt to reuse a transform that has already been applied."
1252
class CantMoveRoot(BzrError):
1254
_fmt = "Moving the root directory is not supported at this time"
1257
class BzrBadParameterNotString(BzrBadParameter):
1259
_fmt = "Parameter %(param)s is not a string or unicode string."
1262
class BzrBadParameterMissing(BzrBadParameter):
1264
_fmt = "Parameter $(param)s is required but not present."
1267
class BzrBadParameterUnicode(BzrBadParameter):
1269
_fmt = "Parameter %(param)s is unicode but only byte-strings are permitted."
1272
class BzrBadParameterContainsNewline(BzrBadParameter):
1274
_fmt = "Parameter %(param)s contains a newline."
1277
class DependencyNotPresent(BzrError):
1279
_fmt = 'Unable to import library "%(library)s": %(error)s'
1281
def __init__(self, library, error):
1282
BzrError.__init__(self, library=library, error=error)
1285
class ParamikoNotPresent(DependencyNotPresent):
1287
_fmt = "Unable to import paramiko (required for sftp support): %(error)s"
1289
def __init__(self, error):
1290
DependencyNotPresent.__init__(self, 'paramiko', error)
1293
class PointlessMerge(BzrError):
1295
_fmt = "Nothing to merge."
1298
class UninitializableFormat(BzrError):
1300
_fmt = "Format %(format)s cannot be initialised by this version of bzr."
1302
def __init__(self, format):
1303
BzrError.__init__(self)
1304
self.format = format
1307
class BadConversionTarget(BzrError):
1309
_fmt = "Cannot convert to format %(format)s. %(problem)s"
1311
def __init__(self, problem, format):
1312
BzrError.__init__(self)
1313
self.problem = problem
1314
self.format = format
1317
class NoDiff(BzrError):
1319
_fmt = "Diff is not installed on this machine: %(msg)s"
1321
def __init__(self, msg):
1322
BzrError.__init__(self, msg=msg)
1325
class NoDiff3(BzrError):
1327
_fmt = "Diff3 is not installed on this machine."
1330
class ExistingLimbo(BzrError):
1332
_fmt = """This tree contains left-over files from a failed operation.
1333
Please examine %(limbo_dir)s to see if it contains any files you wish to
1334
keep, and delete it when you are done."""
1336
def __init__(self, limbo_dir):
1337
BzrError.__init__(self)
1338
self.limbo_dir = limbo_dir
1341
class ImmortalLimbo(BzrError):
1343
_fmt = """Unable to delete transform temporary directory $(limbo_dir)s.
1344
Please examine %(limbo_dir)s to see if it contains any files you wish to
1345
keep, and delete it when you are done."""
1347
def __init__(self, limbo_dir):
1348
BzrError.__init__(self)
1349
self.limbo_dir = limbo_dir
1352
class OutOfDateTree(BzrError):
1354
_fmt = "Working tree is out of date, please run 'bzr update'."
1356
def __init__(self, tree):
1357
BzrError.__init__(self)
1361
class MergeModifiedFormatError(BzrError):
1363
_fmt = "Error in merge modified format"
1366
class ConflictFormatError(BzrError):
1368
_fmt = "Format error in conflict listings"
1371
class CorruptRepository(BzrError):
1373
_fmt = """An error has been detected in the repository %(repo_path)s.
1374
Please run bzr reconcile on this repository."""
1376
def __init__(self, repo):
1377
BzrError.__init__(self)
1378
self.repo_path = repo.bzrdir.root_transport.base
1381
class UpgradeRequired(BzrError):
1383
_fmt = "To use this feature you must upgrade your branch at %(path)s."
1385
def __init__(self, path):
1386
BzrError.__init__(self)
1390
class LocalRequiresBoundBranch(BzrError):
1392
_fmt = "Cannot perform local-only commits on unbound branches."
1395
class MissingProgressBarFinish(BzrError):
1397
_fmt = "A nested progress bar was not 'finished' correctly."
1400
class InvalidProgressBarType(BzrError):
1402
_fmt = """Environment variable BZR_PROGRESS_BAR='%(bar_type)s is not a supported type
1403
Select one of: %(valid_types)s"""
1405
def __init__(self, bar_type, valid_types):
1406
BzrError.__init__(self, bar_type=bar_type, valid_types=valid_types)
1409
class UnsupportedOperation(BzrError):
1411
_fmt = "The method %(mname)s is not supported on objects of type %(tname)s."
1413
def __init__(self, method, method_self):
1414
self.method = method
1415
self.mname = method.__name__
1416
self.tname = type(method_self).__name__
1419
class CannotSetRevisionId(UnsupportedOperation):
1420
"""Raised when a commit is attempting to set a revision id but cant."""
1423
class NonAsciiRevisionId(UnsupportedOperation):
1424
"""Raised when a commit is attempting to set a non-ascii revision id but cant."""
1427
class BinaryFile(BzrError):
1429
_fmt = "File is binary but should be text."
1432
class IllegalPath(BzrError):
1434
_fmt = "The path %(path)s is not permitted on this platform"
1436
def __init__(self, path):
1437
BzrError.__init__(self)
1441
class TestamentMismatch(BzrError):
1443
_fmt = """Testament did not match expected value.
1444
For revision_id {%(revision_id)s}, expected {%(expected)s}, measured
1447
def __init__(self, revision_id, expected, measured):
1448
self.revision_id = revision_id
1449
self.expected = expected
1450
self.measured = measured
1453
class NotABundle(BzrError):
1455
_fmt = "Not a bzr revision-bundle: %(text)r"
1457
def __init__(self, text):
1458
BzrError.__init__(self)
1462
class BadBundle(BzrError):
1464
_fmt = "Bad bzr revision-bundle: %(text)r"
1466
def __init__(self, text):
1467
BzrError.__init__(self)
1471
class MalformedHeader(BadBundle):
1473
_fmt = "Malformed bzr revision-bundle header: %(text)r"
1476
class MalformedPatches(BadBundle):
1478
_fmt = "Malformed patches in bzr revision-bundle: %(text)r"
1481
class MalformedFooter(BadBundle):
1483
_fmt = "Malformed footer in bzr revision-bundle: %(text)r"
1486
class UnsupportedEOLMarker(BadBundle):
1488
_fmt = "End of line marker was not \\n in bzr revision-bundle"
1491
# XXX: BadBundle's constructor assumes there's explanatory text,
1492
# but for this there is not
1493
BzrError.__init__(self)
1496
class IncompatibleBundleFormat(BzrError):
1498
_fmt = "Bundle format %(bundle_format)s is incompatible with %(other)s"
1500
def __init__(self, bundle_format, other):
1501
BzrError.__init__(self)
1502
self.bundle_format = bundle_format
1506
class BadInventoryFormat(BzrError):
1508
_fmt = "Root class for inventory serialization errors"
1511
class UnexpectedInventoryFormat(BadInventoryFormat):
1513
_fmt = "The inventory was not in the expected format:\n %(msg)s"
1515
def __init__(self, msg):
1516
BadInventoryFormat.__init__(self, msg=msg)
1519
class NoSmartMedium(BzrError):
1521
_fmt = "The transport '%(transport)s' cannot tunnel the smart protocol."
1523
def __init__(self, transport):
1524
self.transport = transport
1527
class NoSmartServer(NotBranchError):
1529
_fmt = "No smart server available at %(url)s"
1531
def __init__(self, url):
1535
class UnknownSSH(BzrError):
1537
_fmt = "Unrecognised value for BZR_SSH environment variable: %(vendor)s"
1539
def __init__(self, vendor):
1540
BzrError.__init__(self)
1541
self.vendor = vendor
1544
class GhostRevisionUnusableHere(BzrError):
1546
_fmt = "Ghost revision {%(revision_id)s} cannot be used here."
1548
def __init__(self, revision_id):
1549
BzrError.__init__(self)
1550
self.revision_id = revision_id
1553
class IllegalUseOfScopeReplacer(BzrError):
1555
_fmt = "ScopeReplacer object %(name)r was used incorrectly: %(msg)s%(extra)s"
1557
internal_error = True
1559
def __init__(self, name, msg, extra=None):
1560
BzrError.__init__(self)
1564
self.extra = ': ' + str(extra)
1569
class InvalidImportLine(BzrError):
1571
_fmt = "Not a valid import statement: %(msg)\n%(text)s"
1573
internal_error = True
1575
def __init__(self, text, msg):
1576
BzrError.__init__(self)
1581
class ImportNameCollision(BzrError):
1583
_fmt = "Tried to import an object to the same name as an existing object. %(name)s"
1585
internal_error = True
1587
def __init__(self, name):
1588
BzrError.__init__(self)
added
removed
bzrlib/errors.py
