/usr/lib/python2.7/dist-packages/cylc/envvar.py is in python-cylc 7.6.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | #!/usr/bin/env python
# THIS FILE IS PART OF THE CYLC SUITE ENGINE.
# Copyright (C) 2008-2017 NIWA
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
""" environment variable utility functions """
import os
import re
class EnvVarError(Exception):
def __init__(self, msg):
self.msg = msg
def __str__(self):
return repr(self.msg)
def check_varnames(env):
""" check a bunch of putative environment names for legality,
returns a list of bad names (empty implies success)."""
bad = []
for varname in env:
if not re.match('^[a-zA-Z_][\w]*$', varname):
bad.append(varname)
return bad
def expandvars(item, owner=None):
if owner:
homedir = os.path.expanduser('~' + owner)
else:
homedir = os.environ['HOME']
# first replace '$HOME' with actual home dir
item = item.replace('$HOME', homedir)
# now expand any other environment variable or tilde-username
item = os.path.expandvars(os.path.expanduser(item))
return item
|