Update setup split from openstack-common.

Change-Id: I5cc8ef729b6ff0c85e57fa00c1c994038f2c8600

melange/openstack/common/setup.py

@@ -0,0 +1,87 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright 2011 OpenStack LLC.
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+"""
+Utilities with minimum-depends for use in setup.py
+"""
+
+import os
+import re
+import subprocess
+
+
+def parse_mailmap(mailmap='.mailmap'):
+    mapping = {}
+    if os.path.exists(mailmap):
+        fp = open(mailmap, 'r')
+        for l in fp:
+            l = l.strip()
+            if not l.startswith('#') and ' ' in l:
+                canonical_email, alias = l.split(' ')
+                mapping[alias] = canonical_email
+    return mapping
+
+
+def str_dict_replace(s, mapping):
+    for s1, s2 in mapping.iteritems():
+        s = s.replace(s1, s2)
+    return s
+
+
+# Get requirements from the first file that exists
+def get_reqs_from_files(requirements_files):
+    reqs_in = []
+    for requirements_file in requirements_files:
+        if os.path.exists(requirements_file):
+            return open(requirements_file, 'r').read().split('\n')
+    return []
+
+
+def parse_requirements(requirements_files=['requirements.txt',
+                                           'tools/pip-requires']):
+    requirements = []
+    for line in get_reqs_from_files(requirements_files):
+        if re.match(r'\s*-e\s+', line):
+            requirements.append(re.sub(r'\s*-e\s+.*#egg=(.*)$', r'\1',
+                                line))
+        elif re.match(r'\s*-f\s+', line):
+            pass
+        else:
+            requirements.append(line)
+
+    return requirements
+
+
+def parse_dependency_links(requirements_files=['requirements.txt',
+                                               'tools/pip-requires']):
+    dependency_links = []
+    for line in get_reqs_from_files(requirements_files):
+        if re.match(r'(\s*#)|(\s*$)', line):
+            continue
+        if re.match(r'\s*-[ef]\s+', line):
+            dependency_links.append(re.sub(r'\s*-[ef]\s+', '', line))
+    return dependency_links
+
+
+def write_requirements():
+    venv = os.environ.get('VIRTUAL_ENV', None)
+    if venv is not None:
+        with open("requirements.txt", "w") as req_file:
+            output = subprocess.Popen(["pip", "-E", venv, "freeze", "-l"],
+                                      stdout=subprocess.PIPE)
+            requirements = output.communicate()[0].strip()
+            req_file.write(requirements)

melange/openstack/common/utils.py

@@ -172,24 +172,6 @@ def parse_isotime(timestr):
     return datetime.datetime.strptime(timestr, TIME_FORMAT)
 
 
-def parse_mailmap(mailmap='.mailmap'):
-    mapping = {}
-    if os.path.exists(mailmap):
-        fp = open(mailmap, 'r')
-        for l in fp:
-            l = l.strip()
-            if not l.startswith('#') and ' ' in l:
-                canonical_email, alias = l.split(' ')
-                mapping[alias] = canonical_email
-    return mapping
-
-
-def str_dict_replace(s, mapping):
-    for s1, s2 in mapping.iteritems():
-        s = s.replace(s1, s2)
-    return s
-
-
 def utcnow():
     """Overridable version of utils.utcnow."""
     if utcnow.override_time:

openstack-common.conf

@@ -1,7 +1,7 @@
 [DEFAULT]
 
 # The list of modules to copy from openstack-common
-modules=config,exception,extensions,utils,wsgi
+modules=config,exception,extensions,utils,wsgi,setup
 
 # The base module to hold the copy of openstack.common
 base=melange

setup.py

@@ -22,23 +22,11 @@ import subprocess
 
 from setuptools import find_packages
 from setuptools.command.sdist import sdist
-
-# In order to run the i18n commands for compiling and
-# installing message catalogs, we use DistUtilsExtra.
-# Don't make this a hard requirement, but warn that
-# i18n commands won't be available if DistUtilsExtra is
-# not installed...
-try:
-    from DistUtilsExtra.auto import setup
-except ImportError:
-    from setuptools import setup
-    print "Warning: DistUtilsExtra required to use i18n builders. "
-    print "To build melange with support for message catalogs, you need "
-    print "  https://launchpad.net/python-distutils-extra >= 2.18"
+from setuptools import setup
 
 gettext.install('melange', unicode=1)
 
-from melange.openstack.common.utils import parse_mailmap, str_dict_replace
+from melange.openstack.common.setup import parse_mailmap, str_dict_replace
 from melange import version