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authorTomás Touceda <chiiph@leap.se>2013-08-23 10:29:20 -0300
committerTomás Touceda <chiiph@leap.se>2013-08-23 10:29:20 -0300
commit333e64dff93b733b3e8ef9a297f351e4cad586e5 (patch)
tree0d62789c5f56e8f4b87668f2e4e1d888189091e8 /keymanager/pkg/utils.py
parent442d298f271f9065ee5d4b308aa3dc6662c258dc (diff)
parent8783a07eea46e7d35c11ab1f6805fc5c715464c9 (diff)
Merge remote-tracking branch 'kali/feature/improve_packaging' into develop
Diffstat (limited to 'keymanager/pkg/utils.py')
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diff --git a/keymanager/pkg/utils.py b/keymanager/pkg/utils.py
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+# -*- coding: utf-8 -*-
+# utils.py
+# Copyright (C) 2013 LEAP
+#
+# 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/>.
+
+"""
+Utils to help in the setup process
+"""
+
+import os
+import re
+import sys
+
+
+def get_reqs_from_files(reqfiles):
+ """
+ Returns the contents of the top requirement file listed as a
+ string list with the lines
+
+ @param reqfiles: requirement files to parse
+ @type reqfiles: list of str
+ """
+ for reqfile in reqfiles:
+ if os.path.isfile(reqfile):
+ return open(reqfile, 'r').read().split('\n')
+
+
+def parse_requirements(reqfiles=['requirements.txt',
+ 'requirements.pip',
+ 'pkg/requirements.pip']):
+ """
+ Parses the requirement files provided.
+
+ Checks the value of LEAP_VENV_SKIP_PYSIDE to see if it should
+ return PySide as a dep or not. Don't set, or set to 0 if you want
+ to install it through pip.
+
+ @param reqfiles: requirement files to parse
+ @type reqfiles: list of str
+ """
+
+ requirements = []
+ skip_pyside = os.getenv("LEAP_VENV_SKIP_PYSIDE", "0") != "0"
+ for line in get_reqs_from_files(reqfiles):
+ # -e git://foo.bar/baz/master#egg=foobar
+ if re.match(r'\s*-e\s+', line):
+ pass
+ # do not try to do anything with externals on vcs
+ #requirements.append(re.sub(r'\s*-e\s+.*#egg=(.*)$', r'\1',
+ #line))
+ # http://foo.bar/baz/foobar/zipball/master#egg=foobar
+ elif re.match(r'\s*https?:', line):
+ requirements.append(re.sub(r'\s*https?:.*#egg=(.*)$', r'\1',
+ line))
+ # -f lines are for index locations, and don't get used here
+ elif re.match(r'\s*-f\s+', line):
+ pass
+
+ # argparse is part of the standard library starting with 2.7
+ # adding it to the requirements list screws distro installs
+ elif line == 'argparse' and sys.version_info >= (2, 7):
+ pass
+ elif line == 'PySide' and skip_pyside:
+ pass
+ # do not include comments
+ elif line.lstrip().startswith('#'):
+ pass
+ else:
+ if line != '':
+ requirements.append(line)
+
+ return requirements