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import os
def dashify(string):
return string.replace('_', '-')
def touch(filename):
os.utime(filename)
def is_git_dir(d):
""" This is taken from the git setup.c:is_git_directory
function."""
if os.path.isdir(d) and \
os.path.isdir(os.path.join(d, 'objects')) and \
os.path.isdir(os.path.join(d, 'refs')):
headref = os.path.join(d, 'HEAD')
return os.path.isfile(headref) or \
(os.path.islink(headref) and
os.readlink(headref).startswith('refs'))
return False
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