code: def CreateContainer(self, database_link, collection, options=None):
          
          if options is None:
              options = {}
  
          CosmosClient.__ValidateResource(collection)
          path = base.GetPathFromLink(database_link, 'colls')
          database_id = base.GetResourceIdOrFullNameFromLink(database_link)
          return self.Create(collection,
                             path,
                             'colls',
                             database_id,
                             None,
                             options)
docs: Creates a collection in a database.
  
          :param str database_link:
              The link to the database.
          :param dict collection:
              The Azure Cosmos collection to create.
          :param dict options:
              The request options for the request.
  
          :return: The Collection that was created.
          :rtype: dict