def __init__(self, typemap, args):
        self.typemap = typemap
        self.args = args
        nargs = len(self.args)
        self.argtypes = [None] * nargs
        self.scalarpos = []
        self.signature = None
        self.arrays = [None] * nargs
Ensure that we can customize the templates used for send mail.
dataset/ETHPy150Open numba/numba/numba/npyufunc/deviceufunc.py/UFuncMechanism.__init__--crossover with--dataset/ETHPy150Open wingu/failnozzle/failnozzle/tests/test_customization.py/test_customization_tmpl