R3600/requirements.py
3f4c631dc166maint-2.1

requirements.py
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			# -- coding: utf-8 --
			# This file is part of Invenio.
			# Copyright (C) 2013, 2014 CERN.
			#
			# Invenio 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 2 of the
			# License, or (at your option) any later version.
			#
			# Invenio 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 Invenio; if not, write to the Free Software Foundation, Inc.,
			# 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.

			"""Generate minimal requirements from setup.py."""

			from __future__ import print_function

			import mock
			import pkg_resources
			import setuptools
			import sys


			if __name__ == '__main__':
			with mock.patch.object(setuptools, 'setup') as mock_setup:
			import setup # pylint: disable=F401

			# called arguments are in `mock_setup.call_args`
			args, kwargs = mock_setup.call_args
			install_requires = kwargs.get('install_requires', [])

			for pkg in pkg_resources.parse_requirements(install_requires):
			if len(pkg.specs):
			if pkg.specs[0][0] == '>=':
			print("{0.project_name}=={0.specs[0][1]}".format(pkg))
			elif pkg.specs[0][0] == '>':
			print(
			"{0.project_name} specify exact minimal version using "
			"'>=' instead of '>'.".format(pkg), file=sys.stderr)