code: def get_permissions(self):
          '''
          Returns permissions for this directory or None if it's a special collection such as
          .session or .algo
          '''
          response = self.client.getHelper(self.url, acl='true')
          if response.status_code != 200:
              raise DataApiError('Unable to get permissions:' + str(response.content))
          content = response.json()
          if 'acl' in content:
              return Acl.from_acl_response(content['acl'])
          else:
              return Nonf get_permissions(self):
          '''
          Returns permissions for this directory or None if it's a special collection such as
          .session or .algo
          '''
          response = self.client.getHelper(self.url, acl='true')
          if response.status_code != 200:
              raise DataApiError('Unable to get permissions:' + str(response.content))
          content = response.json()
          if 'acl' in content:
              return Acl.from_acl_response(content['acl'])
          else:
              return None
docs: Returns permissions for this directory or None if it's a special collection such as
          .session or .algo