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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 read(source, channels, start=None, end=None, scaled=None, type=None, series_class=TimeSeries):
 # pylint: disable=redefined-builtin """Read a dict of series from one or more GWF files Parameters source : `str`, `list` Source of data, any of the following: - `str` path of single data file, - `str` path of cache file, - `list` of paths. channels : `~gwpy.detector.ChannelList`, `list` a list of channels to read from the source. start : `~gwpy.time.LIGOTimeGPS`, `float`, `str` optional GPS start time of required data, anything parseable by :func:`~gwpy.time.to_gps` is fine. end : `~gwpy.time.LIGOTimeGPS`, `float`, `str`, optional GPS end time of required data, anything parseable by :func:`~gwpy.time.to_gps` is fine. scaled : `bool`, optional apply slope and bias calibration to ADC data. type : `dict`, optional a `dict` of ``(name, channel-type)`` pairs, where ``channel-type`` can be one of ``'adc'``, ``'proc'``, or ``'sim'``. series_class : `type`, optional the `Series` sub-type to return. Returns ------- data : `~gwpy.timeseries.TimeSeriesDict` or similar a dict of ``(channel, series)`` pairs read from the GWF source(s). """

    # parse input source
    source = file_list(source)

    # parse type
    ctype = channel_dict_kwarg(type, channels, (str,))

    # read each individually and append
    out = series_class.DictClass()
    for i, file_ in enumerate(source):
        if i == 1:  # force data into fresh memory so that append works
            for name in out:
                out[name] = numpy.require(out[name], requirements=['O'])
        # read frame
        out.append(read_gwf(file_, channels, start=start, end=end, ctype=ctype,
                            scaled=scaled, series_class=series_class),
                   copy=False)
    return out