Fix gitlab issue to work with API v4

gitlab_issue.py

@@ -30,8 +30,8 @@ class GitLabProject(object):
         project = self._gitlab.projects.get('%s/%s' % (self.namespace, project_name))
         if project:
             namespace = project.namespace
-            if namespace.id == self.nid:
-                if (not self.is_user and not hasattr(namespace, 'owner_id')) or (self.is_user and hasattr(namespace, 'owner_id')):
+            if namespace['id'] == self.nid:
+                if (not self.is_user and 'user_id' not in namespace) or (self.is_user and 'user_id' in namespace):
                     if project.name.lower() == project_name or project.path.lower() == project_name:
                         self.pid = project.id
                         self.project = project
@@ -187,7 +187,7 @@ def main():
         return
 
     # Validate if project exists and get its ID
-    project = GitLabProject(module, git)
+    project = GitLabProject(module, git) # type: gitlab.Project
     project_exists = project.exists(group_name, project_name)
     if not project_exists:
         module.fail_json(msg="Gitlab project does not exist")
@@ -214,11 +214,12 @@ def main():
         issues = project.findIssues(title)
         updated = 0
         if issues:
+            issue = None # type: gitlab.ProjectIssue
             for issue in issues:
                 if issue.title.find(title) == 0:
                     updated += 1
                     if description:
-                        git.project_issue_notes.create({'body': description}, project_id=project.pid, issue_id=issue.id)
+                        issue.notes.create({'body': description})
                     if assignee_id:
                         issue.assignee_id = assignee_id
                     if milestone_id:
@@ -243,7 +244,7 @@ def main():
                  "confidential": confidential,
                  "assignee_id": assignee_id,
                  "milestone_id": milestone_id,
-                 "labels": ','.join(labels)
+                 "labels": labels
                  }
 
     # Create issue and retry up to 3 times if that fails
@@ -255,7 +256,7 @@ def main():
         time.sleep(delay)
         delay *= 2
         try:
-            issue = git.project_issues.create(arguments, project_id=project.pid)
+            issue = project.issues.create(arguments) # type: gitlab.Issue
         except Exception, e:
             pass
         if issue: