Method bind

src/core/pyproxy.ts:2877–2895

* The ``bind()`` method creates a new function that, when called, has its * ``this`` keyword set to the provided value, with a given sequence of * arguments preceding any provided when the new function is called. See * :js:meth:`Function.bind`. * * If the :js:class:`~pyodide.ffi.PyCal

(thisArg: any, ...jsargs: any)

   * @returns
   */
  bind(thisArg: any, ...jsargs: any) {
    let { shared, props } = _getAttrs(this);
    const { boundArgs: boundArgsOld, boundThis: boundThisOld, isBound } = props;
    let boundThis = thisArg;
    if (isBound) {
      boundThis = boundThisOld;
    }
    let boundArgs = boundArgsOld.concat(jsargs);
    props = Object.assign({}, props, {
      boundArgs,
      isBound: true,
      boundThis,
    });
    return pyproxy_new(shared.ptr, {
      shared,
      flags: _getFlags(this),
      props,
    });
  }

  /**
   * Returns a :js:class:`~pyodide.ffi.PyProxy` that passes ``this`` as the first argument to the