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# Source code for astropy.time

    # Licensed under a 3-clause BSD style license - see LICENSE.rst
    from astropy import config as _config

    class Conf(_config.ConfigNamespace):
        """
        Configuration parameters for `astropy.time`.
        """

        use_fast_parser = _config.ConfigItem(
            ["True", "False", "force"],
            "Use fast C parser for supported time strings formats, including ISO, "
            "ISOT, and YearDayTime. Allowed values are the 'False' (use Python parser),"
            "'True' (use C parser and fall through to Python parser if fails), and "
            "'force' (use C parser and raise exception if it fails). Note that the"
            "options are all strings.",
        )

        masked_array_type = _config.ConfigItem(
            ["astropy", "numpy"],
            'The type of masked array used for masked output data.  Can be "astropy" '
            'for `astropy.utils.masked.Masked` or "numpy" to use `numpy.ma.MaskedArray`. '
            "Note that if `astropy.units.Quantity` is produced, the output always "
            "uses `astropy.utils.masked.Masked`, since `numpy.ma.MaskedArray` does not "
            "work with quantities.",
        )
        # Create a dict of available masked classes for speed.
        # Use local imports so we do not pollute the module namespace.
        from numpy.ma import MaskedArray

        from astropy.utils.masked import Masked

        _MASKED_CLASSES = {"astropy": Masked, "numpy": MaskedArray}

        @property
        def _masked_cls(self):
            """The masked class set by ``masked_array_type``.

            This is |Masked| for "astropy", `numpy.ma.MaskedArray` for "numpy".
            """
            return self._MASKED_CLASSES[self.masked_array_type]

    conf = Conf()

    # isort: off
    from .formats import *
    from .core import *

    # isort: on