Method call

source/python.js:21989–22028

(target, name, args, keywords, context)

    }

    call(target, name, args, keywords, context) {
        const builtins = this.builtins;
        const callTarget = this.target(target, context);
        const callArguments = args.map((arg) => this.expression(arg, context));
        if (!callTarget || (name !== null && !callTarget[name])) {
            if (name === '__new__' && callArguments.length === 1 && callArguments[0] === callTarget) {
                name = null;
                callArguments.shift();
            } else {
                const targetName = `${this.identifier(target)}.${name}`;
                throw new python.Error(`Unknown function '${targetName}'.`);
            }
        }
        const func = name ? callTarget[name] : callTarget;
        if (func.__class__ === builtins.type) {
            if (func.prototype && func.prototype.__class__ === func) {
                return Reflect.construct(func, callArguments);
            }
            const obj = Object.create(func);
            obj.__class__ = func;
            if (obj.__init__ && typeof obj.__init__ === 'function') {
                obj.__init__(...args);
            }
            return obj;
        }
        if (func.__class__ === builtins.function) {
            if (func.__call__) {
                return func.__call__(callArguments);
            }
        }
        if (func.__class__ === builtins.method) {
            if (func.__call__) {
                return func.__call__([callTarget].concat(callArguments));
            }
        }
        if (typeof func === 'function') {
            return func.apply(callTarget, callArguments);
        }
        throw new python.Error('Unsupported call expression.');
    }

    apply(method, args, context) {
        const locals = Array.prototype.slice.call(args);