code: def extraction(self, event_collection, timeframe=None, timezone=None, filters=None, latest=None,
                     email=None, property_names=None):
          
          params = self.get_params(event_collection=event_collection, timeframe=timeframe, timezone=timezone,
                                   filters=filters, latest=latest, email=email, property_names=property_names)
          return self.api.query("extraction", params)
docs: Performs a data extraction
  
          Returns either a JSON object of events or a response
           indicating an email will be sent to you with data.
  
          :param event_collection: string, the name of the collection to query
          :param timeframe: string or dict, the timeframe in which the events
          happened example: "previous_7_days"
          :param timezone: int, the timezone you'd like to use for the timeframe
          and interval in seconds
          :param filters: array of dict, contains the filters you'd like to apply to the data
          example: [{"property_name":"device", "operator":"eq", "property_value":"iPhone"}]
          :param latest: int, the number of most recent records you'd like to return
          :param email: string, optional string containing an email address to email results to
          :param property_names: string or list of strings, used to limit the properties returned