Function emit_attr_defaults_func_call

mypyc/codegen/emitclass.py:680–692

Emit C code to initialize attribute defaults by calling defaults_fn. The code returns NULL on a raised exception.

(defaults_fn: FuncIR, self_name: str, emitter: Emitter)

def emit_attr_defaults_func_call(defaults_fn: FuncIR, self_name: str, emitter: Emitter) -> None:
    """Emit C code to initialize attribute defaults by calling defaults_fn.

    The code returns NULL on a raised exception.
    """
    emitter.emit_lines(
        "if ({}{}((PyObject *){}) == 0) {{".format(
            NATIVE_PREFIX, defaults_fn.cname(emitter.names), self_name
        ),
        "Py_DECREF(self);",
        "return NULL;",
        "}",
    )


def emit_setup_or_dunder_new_call(