def __new__(cls, name, patch, names=None):
obj = _CoordSystem.__new__(cls, name, patch, names)
obj._base_symbols = _coord_system_symbols(obj)
return obj
def __new__(cls, name, patch, names=None):
obj = _CoordSystem.__new__(cls, name, patch, names)
obj._base_symbols = _coord_system_symbols(obj)
return obj
