Add project param in LimitList parser

when doing openstack limit list --project xyz_id,
CLI raising error unrecognized arguments, whereas
in api-ref document [1], user can pass project_id
as query param.This addresses the above issue, by
adding param --project in parser of LimitList.

[1] https://developer.openstack.org/api-ref/identity/v3/index.html

Change-Id: If4644cc99a3803f61f4a688b828aeb73977fc0dd
Closes-Bug: #1798744

doc/source/cli/command-objects/limit.rst

@@ -73,6 +73,7 @@ List project-specific limits
         [--service <service>]
         [--resource-name <resource-name>]
         [--region <region>]
+        [--project <project>]
 
 .. option:: --service <service>
 
@@ -86,6 +87,10 @@ List project-specific limits
 
    The region name to filter the response by
 
+.. option:: --project <project>
+
+   List resource limits associated with project
+
 limit show
 ----------
 

openstackclient/identity/v3/limit.py

@@ -116,6 +116,11 @@ class ListLimit(command.Lister):
             metavar='<region>',
             help=_('Region for the registered limit to affect.'),
         )
+        parser.add_argument(
+            '--project',
+            metavar='<project>',
+            help=_('List resource limits associated with project'),
+        )
         return parser
 
     def take_action(self, parsed_args):
@@ -131,11 +136,17 @@ class ListLimit(command.Lister):
             region = utils.find_resource(
                 identity_client.regions, parsed_args.region
             )
+        project = None
+        if parsed_args.project:
+            project = utils.find_resource(
+                identity_client.projects, parsed_args.project
+            )
 
         limits = identity_client.limits.list(
             service=service,
             resource_name=parsed_args.resource_name,
-            region=region
+            region=region,
+            project=project
         )
 
         columns = (

openstackclient/tests/unit/identity/v3/test_limit.py

@@ -362,7 +362,8 @@ class TestLimitList(TestLimit):
         columns, data = self.cmd.take_action(parsed_args)
 
         self.limit_mock.list.assert_called_with(
-            service=None, resource_name=None, region=None
+            service=None, resource_name=None, region=None,
+            project=None
         )
 
         collist = (

releasenotes/notes/bug-1798744-5512256baf4dc633.yaml

@@ -0,0 +1,4 @@
+---
+features:
+  - Add ``--project`` option to ``limit list`` command.
+    [Bug `1798744 <https://bugs.launchpad.net/python-openstackclient/+bug/1798744>`_]