code: def get_repo(self, cached=True):
          
          module = sys.modules[self.__module__]
          # We use module.__file__ instead of module.__path__[0]
          # to include modules without a __path__ attribute.
          if hasattr(self.__class__, '_repo') and cached:
              repo = self.__class__._repo
          elif hasattr(module, '__file__'):
              path = os.path.realpath(module.__file__)
              try:
                  repo = git.Repo(path, search_parent_directories=True)
              except InvalidGitRepositoryError:
                  repo = None
          else:
              repo = None
          self.__class__._repo = repo
          return repo
docs: Get a git repository object for this instance.