Method registerFunction

source/python.js:22457–22474

(name, value)

    }

    registerFunction(name, value) {
        const builtins = this.builtins;
        const index = name.lastIndexOf('.');
        if (!value) {
            value = () => {
                throw new python.Error(`'${name}' is not implemented.`);
            };
        }
        value.__class__ = builtins.function;
        value.__name__ = index === -1 ? name : name.substring(index + 1);
        value.__module__ = index === -1 ? '' : name.substring(0, index);
        const module = this.register(value.__module__);
        if (module[name]) {
            throw new python.Error(`Function '${name}' is already registered.`);
        }
        module[value.__name__] = value;
        return value;
    }

    registerOperator(name, value) {
        this._operators.set(name, value);