pandas.Series.dt.tz_convert
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Series.dt.tz_convert(*args, **kwargs)[source]
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Convert tz-aware DatetimeIndex from one time zone to another (using pytz/dateutil) Parameters: tz : string, pytz.timezone, dateutil.tz.tzfile or None Time zone for time. Corresponding timestamps would be converted to time zone of the TimeSeries. None will remove timezone holding UTC time. Returns: normalized : DatetimeIndex Raises: TypeError If DatetimeIndex is tz-naive. 
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Licensed under the 3-clause BSD License.
    https://pandas.pydata.org/pandas-docs/version/0.20.3/generated/pandas.Series.dt.tz_convert.html