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Viewing changes to bzrlib/trace.py

  • Committer: Aaron Bentley
  • Date: 2008-11-03 18:59:14 UTC
  • mfrom: (3818 +trunk)
  • mto: (0.16.99 shelf-ui)
  • mto: This revision was merged to the branch mainline in revision 3820.
  • Revision ID: aaron@aaronbentley.com-20081103185914-inz25vtsiowydw1p
Merge with bzr.dev

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bzrlib/trace.py
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def enable_default_logging():
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    """Configure default logging: messages to stderr and debug to .bzr.log
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    This should only be called once per process.
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    Non-command-line programs embedding bzrlib do not need to call this.  They
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    can instead either pass a file to _push_log_file, or act directly on
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    logging.getLogger("bzr").
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    Output can be redirected away by calling _push_log_file.
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    """
 
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    # Do this before we open the log file, so we prevent
 
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    # get_terminal_encoding() from mutter()ing multiple times
 
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    term_encoding = osutils.get_terminal_encoding()
 
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    start_time = osutils.format_local_date(_bzr_log_start_time,
 
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                                           timezone='local')
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    # create encoded wrapper around stderr
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    bzr_log_file = _open_bzr_log()
 
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    bzr_log_file.write(start_time.encode('utf-8') + '\n')
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    push_log_file(bzr_log_file,
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        r'[%(process)5d] %(asctime)s.%(msecs)03d %(levelname)s: %(message)s',
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        r'%Y-%m-%d %H:%M:%S')
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    # after hooking output into bzr_log, we also need to attach a stderr
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    # handler, writing only at level info and with encoding
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    writer_factory = codecs.getwriter(osutils.get_terminal_encoding())
 
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    writer_factory = codecs.getwriter(term_encoding)
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    encoded_stderr = writer_factory(sys.stderr, errors='replace')
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    stderr_handler = logging.StreamHandler(encoded_stderr)
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    stderr_handler.setLevel(logging.INFO)