def __init__(self, name, restype, argtypes):
        args = ["arg%d" % i for i in range(len(argtypes))]
        super(ExternalFunctionDescriptor, self).__init__(native=True,
                modname=None, qualname=name, unique_name=name, doc='',
                typemap=None, restype=restype, calltypes=None,
                args=args, kws=None, mangler=lambda a, x: a,
                argtypes=argtypes)
dataset/ETHPy150Open numba/numba/numba/funcdesc.py/ExternalFunctionDescriptor.__init__/original