new_contents: from grapher import commons, errors
  from grapher.repositories.base import EntityRepository
  
  
  class CachedRepository(EntityRepository):
      data = {}
  
      def where(self, skip=0, limit=None, **query):
          return []
  
      def create(self, entities):
          result = []
  
          for entity in entities:
              self.data[entity[self.identity]] = entity
              del entity[self.identity]
  
              result.append(entity)
  
          return result
  
      def all(self, skip=0, limit=None):
          return commons.CollectionHelper.restore_enumeration(self.data, False)
  
      def delete(self, identities):
          result = []
  
          for identity in identities:
              result.append(self.data[identity])
              del self.data[identity]
  
          return result
  
      def find(self, identities):
          try:
              return [self.data[i] for i in identities]
  
          except KeyError:
              raise errors.NotFoundError(('NOT_FOUND', identities))
  
      def update(self, entities):
          result = []
  
          for entity in entities:
              identity = entity[self.identity]
              del entity[self.identity]
  
              self.data[identity].update(entity)
              result.append(self.data[identity])
  
          return result
  
subject: Remove commons.request. Tests are now mocking flask_restful.request module.