Method __init__

dask/array/_array_expr/_ufunc.py:86–95

(self, ufunc)

    }

    def __init__(self, ufunc):
        if not isinstance(ufunc, (np.ufunc, da_frompyfunc)):
            raise TypeError(
                "must be an instance of `ufunc` or "
                f"`da_frompyfunc`, got `{type(ufunc).__name__}"
            )
        self._ufunc = ufunc
        self.__name__ = ufunc.__name__
        if isinstance(ufunc, np.ufunc):
            derived_from(np)(self)

    def __dask_tokenize__(self):
        return self.__name__, normalize_token(self._ufunc)