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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def minutes_for_sessions_in_range(self, start_session_label, end_session_label):
 """ Returns all the minutes for all the sessions from the given start session label to the given end session label, inclusive. Parameters start_session_label: pd.Timestamp The label of the first session in the range. end_session_label: pd.Timestamp The label of the last session in the range. Returns ------- pd.DatetimeIndex The minutes in the desired range. """

        first_minute, _ = self.open_and_close_for_session(start_session_label)
        _, last_minute = self.open_and_close_for_session(end_session_label)

        return self.minutes_in_range(first_minute, last_minute)