def _try_format_peerpath(dir, cwd):
cwd_parent = os.path.dirname(cwd)
if cwd_parent == dir:
return ".." + os.path.sep
try:
subpath = util.subpath(dir, cwd_parent)
except ValueError:
return None
else:
return os.path.join("..", subpath)
def _try_format_subpath(dir, cwd):
try:
return util.subpath(dir, cwd)
except ValueError:
return None
