Source code for astropy.units.format.base
# Licensed under a 3-clause BSD style license - see LICENSE.rst
from __future__ import (absolute_import, division, print_function,
unicode_literals)
from ...utils.misc import InheritDocstrings
from ...extern import six
@six.add_metaclass(InheritDocstrings)
[docs]class Base(object):
"""
The abstract base class of all unit formats.
"""
[docs] def parse(self, s):
"""
Convert a string to a unit object.
"""
raise NotImplementedError(
"Can not parse {0}".format(self.__class__.__name__))
[docs] def to_string(self, u):
"""
Convert a unit object to a string.
"""
raise NotImplementedError(
"Can not output in {0} format".format(self.__class__.__name__))