conversation.py 文件源码

def get_time_interval_to_message_statistic(self, time_interval,
                                               message_statistic):
        """
        Maps each value of time interval to the sum of the values of a message
        statistic over all messages from that time interval value. Wrapper
        function for the functions 'get_' + time_interval.replace(' ', '_') +
        '_to_message_statistic'.

        Args:
            time_interval: One of 'minute in hour', 'minute in day', 'hour',
                'date', 'week', 'month', 'year'.
            message_statistic: A function mapping a Message object to an int or
                a float.

        Returns:
            time_interval_to_message_statistic: A dict mapping each value of a
                time interval to the sum of the values of message_statistic
                over all messages in self.messages from that time interval
                value.
        """

        if time_interval not in self.TIME_INTERVALS:
            raise ValueError('time_interval must be in {}'.format(self.TIME_INTERVALS))
        getter = getattr(self, 'get_' + time_interval.replace(' ', '_') + '_to_message_statistic')
        time_interval_to_message_statistic = getter(message_statistic)
        return time_interval_to_message_statistic