From a93cc3fae26a6d4346194ec20ec37c2134801389 Mon Sep 17 00:00:00 2001
From: Dean Troyer <dtroyer@gmail.com>
Date: Fri, 15 Nov 2013 16:48:52 -0600
Subject: Add module list command

Lists versions of installed python modules

(Origianlly proposed as 'version list')

Change-Id: I76a51d3d6783f46ef2daa0a41626019a880a2a50
---
 openstackclient/common/module.py | 60 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 openstackclient/common/module.py

(limited to 'openstackclient/common/module.py')

diff --git a/openstackclient/common/module.py b/openstackclient/common/module.py
new file mode 100644
index 00000000..4a7f0626
--- /dev/null
+++ b/openstackclient/common/module.py
@@ -0,0 +1,60 @@
+#   Copyright 2013 Nebula Inc.
+#
+#   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.
+#
+
+"""Module action implementation"""
+
+import logging
+import six
+import sys
+
+from cliff import show
+
+
+class ListModule(show.ShowOne):
+    """List module versions"""
+
+    auth_required = False
+    log = logging.getLogger(__name__ + '.ListModule')
+
+    def get_parser(self, prog_name):
+        parser = super(ListModule, self).get_parser(prog_name)
+        parser.add_argument(
+            '--all',
+            action='store_true',
+            default=False,
+            help='Show all modules that have version information',
+        )
+        return parser
+
+    def take_action(self, parsed_args):
+        self.log.debug('take_action(%s)' % parsed_args)
+
+        data = {}
+        # Get module versions
+        mods = sys.modules
+        for k in mods.keys():
+            k = k.split('.')[0]
+            # TODO(dtroyer): Need a better way to decide which modules to
+            #                show for the default (not --all) invocation.
+            #                It should be just the things we actually care
+            #                about like client and plugin modules...
+            if (parsed_args.all or 'client' in k):
+                try:
+                    data[k] = mods[k].__version__
+                except AttributeError:
+                    # aw, just skip it
+                    pass
+
+        return zip(*sorted(six.iteritems(data)))
-- 
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