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We hope you enjoy this library.
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from __future__ import absolute_import
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# Keep track of when bzrlib was first imported, so that we can give rough
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# timestamps relative to program start in the log file kept by bzrlib.trace.
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_start_time = time.time()
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IGNORE_FILENAME = ".bzrignore"
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__copyright__ = "Copyright 2005-2011 Canonical Ltd."
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__copyright__ = "Copyright 2005-2012 Canonical Ltd."
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# same format as sys.version_info: "A tuple containing the five components of
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# the version number: major, minor, micro, releaselevel, and serial. All
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# Python version 2.0 is (2, 0, 0, 'final', 0)." Additionally we use a
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# releaselevel of 'dev' for unreleased under-development code.
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version_info = (2, 4, 0, 'dev', 6)
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version_info = (2, 7, 0, 'dev', 1)
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# API compatibility version
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api_minimum_version = (2, 4, 0)
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__version__ = _format_version_tuple(version_info)
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version_string = __version__
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def _patch_filesystem_default_encoding(new_enc):
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"""Change the Python process global encoding for filesystem names
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The effect is to change how open() and other builtin functions handle
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unicode filenames on posix systems. This should only be done near startup.
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The new encoding string passed to this function must survive until process
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termination, otherwise the interpreter may access uninitialized memory.
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The use of intern() may defer breakage is but is not enough, the string
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object should be secure against module reloading and during teardown.
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old_ptr = ctypes.c_void_p.in_dll(ctypes.pythonapi,
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"Py_FileSystemDefaultEncoding")
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except (ImportError, ValueError):
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return # No ctypes or not CPython implementation, do nothing
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new_ptr = ctypes.cast(ctypes.c_char_p(intern(new_enc)), ctypes.c_void_p)
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old_ptr.value = new_ptr.value
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if sys.getfilesystemencoding() != new_enc:
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raise RuntimeError("Failed to change the filesystem default encoding")
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# When running under the bzr script, override bad filesystem default encoding.
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# This is not safe to do for all users of bzrlib, other scripts should instead
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# just ensure a usable locale is set via the $LANG variable on posix systems.
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_fs_enc = sys.getfilesystemencoding()
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if getattr(sys, "_bzr_default_fs_enc", None) is not None:
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if (_fs_enc is None or codecs.lookup(_fs_enc).name == "ascii"):
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_fs_enc = _patch_filesystem_default_encoding(sys._bzr_default_fs_enc)
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_fs_enc = codecs.lookup(_fs_enc).name
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# bzr has various bits of global state that are slowly being eliminated.
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# This variable is intended to permit any new state-like things to be attached
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# to a library_state.BzrLibraryState object rather than getting new global
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# variables that need to be hunted down. Accessing the current BzrLibraryState
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# through this variable is not encouraged: it is better to pass it around as
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# part of the context of an operation than to look it up directly, but when
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# that is too hard, it is better to use this variable than to make a branch new
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# that is too hard, it is better to use this variable than to make a brand new
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# global variable.
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# If using this variable by looking it up (because it can't be easily obtained)
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# it is important to store the reference you get, rather than looking it up
added
removed
bzrlib/__init__.py
