Show openstacksdk version info in "module list"

openstacksdk bug/1588823 exist, no good way to add __version__ for
openstack module properly, fix the issue in osc side, make openstacksdk
module information be available.

Change-Id: I27ff61792443d1aa07f31598bed3aa32f924ff40
Partial-Bug: #1662058

openstackclient/common/module.py

@@ -86,7 +86,15 @@ class ListModule(command.ShowOne):
                         # Handle xxxclient and openstacksdk
                         (k.endswith('client') or k == 'openstack')):
                     try:
-                        data[k] = mods[k].__version__
+                        # NOTE(RuiChen): openstacksdk bug/1588823 exist,
+                        #                no good way to add __version__ for
+                        #                openstack module properly, hard code
+                        #                looks bad, but openstacksdk module
+                        #                information is important.
+                        if k == 'openstack':
+                            data[k] = mods[k].version.__version__
+                        else:
+                            data[k] = mods[k].__version__
                     except Exception:
                         # Catch all exceptions, just skip it
                         pass

openstackclient/tests/functional/common/test_module.py

@@ -23,7 +23,8 @@ class ModuleTest(base.TestCase):
 
     CLIENTS = ['openstackclient',
                'keystoneclient',
-               'novaclient']
+               'novaclient',
+               'openstack']
 
     LIBS = ['osc_lib',
             'os_client_config',

openstackclient/tests/unit/fakes.py

@@ -161,6 +161,9 @@ class FakeModule(object):
     def __init__(self, name, version):
         self.name = name
         self.__version__ = version
+        # Workaround for openstacksdk case
+        self.version = mock.Mock()
+        self.version.__version__ = version
 
 
 class FakeResource(object):