Facing ''Github' object has no attribute 'issues' when run migration_manager.py

[akshay-joshi]

Traceback (most recent call last):
File "/Users/akshayjoshi/Developement/redmine2github/src/github_issues/migration_manager.py", line 228, in
mm.migrate_issues()
File "/Users/akshayjoshi/Developement/redmine2github/src/github_issues/migration_manager.py", line 200, in migrate_issues
github_issue_number = gm.make_github_issue(json_fname_fullpath, **gm_kwargs)
File "/Users/akshayjoshi/Developement/redmine2github/src/github_issues/github_issue_maker.py", line 360, in make_github_issue
issue_obj = self.get_github_conn().issues.create(github_issue_dict)
AttributeError: 'Github' object has no attribute 'issues'