This file is indexed.

/usr/share/pyshared/git/index/util.py is in python-git 0.3.2~RC1-1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

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"""Module containing index utilities"""
import struct
import tempfile
import os

__all__ = ( 'TemporaryFileSwap', 'post_clear_cache', 'default_index', 'git_working_dir' )

#{ Aliases 
pack = struct.pack
unpack = struct.unpack


#} END aliases

class TemporaryFileSwap(object):
	"""Utility class moving a file to a temporary location within the same directory
	and moving it back on to where on object deletion."""
	__slots__ = ("file_path", "tmp_file_path")

	def __init__(self, file_path):
		self.file_path = file_path
		self.tmp_file_path = self.file_path + tempfile.mktemp('','','')
		# it may be that the source does not exist
		try:
			os.rename(self.file_path, self.tmp_file_path)
		except OSError:
			pass

	def __del__(self):
		if os.path.isfile(self.tmp_file_path):
			if os.name == 'nt' and os.path.exists(self.file_path):
				os.remove(self.file_path)
			os.rename(self.tmp_file_path, self.file_path)
		# END temp file exists


#{ Decorators 

def post_clear_cache(func):
	"""Decorator for functions that alter the index using the git command. This would
	invalidate our possibly existing entries dictionary which is why it must be
	deleted to allow it to be lazily reread later.

	:note:
		This decorator will not be required once all functions are implemented
		natively which in fact is possible, but probably not feasible performance wise.
	"""
	def post_clear_cache_if_not_raised(self, *args, **kwargs):
		rval = func(self, *args, **kwargs)
		self._delete_entries_cache()
		return rval

	# END wrapper method
	post_clear_cache_if_not_raised.__name__ = func.__name__
	return post_clear_cache_if_not_raised

def default_index(func):
	"""Decorator assuring the wrapped method may only run if we are the default
	repository index. This is as we rely on git commands that operate
	on that index only. """
	def check_default_index(self, *args, **kwargs):
		if self._file_path != self._index_path():
			raise AssertionError( "Cannot call %r on indices that do not represent the default git index" % func.__name__ )
		return func(self, *args, **kwargs)
	# END wrpaper method

	check_default_index.__name__ = func.__name__
	return check_default_index

def git_working_dir(func):
	"""Decorator which changes the current working dir to the one of the git 
	repository in order to assure relative paths are handled correctly"""
	def set_git_working_dir(self, *args, **kwargs):
		cur_wd = os.getcwd()
		os.chdir(self.repo.working_tree_dir)
		try:
			return func(self, *args, **kwargs)
		finally:
			os.chdir(cur_wd)
		# END handle working dir
	# END wrapper
	
	set_git_working_dir.__name__ = func.__name__
	return set_git_working_dir

#} END decorators