Method includes

src/core/pyproxy.ts:1825–1828

* The :js:meth:`Array.includes` method determines whether a Sequence * includes a certain value among its entries, returning true or false as * appropriate. * @param elt * @returns

(elt: any)

   * @returns
   */
  includes(elt: any) {
    // @ts-ignore
    return this.has(elt);
  }
  /**
   * The :js:meth:`Array.entries` method returns a new iterator object that
   * contains the key/value pairs for each index in the ``Sequence``.