': Convert an Epoch value to a float suitible for plotting as a
python datetime object.
= INPUT VARIABLES
- value   An Epoch or list of Epochs that need to be converted.
- unit    The units to use for an axis with Epoch data.
= RETURN VALUE
- Returns the value parameter converted to floats.'

@staticmethod
def epoch2float(value, unit):

    return (value.julianDate(unit) - EpochConverter.jdRef)
