def METHOD_NAME(self):
    """Returns the wish command.
    Returns:
        Executable: the wish command
    """
    # Although we symlink wishX.Y to wish, we also need to support external
    # installations that may not have this symlink, or may have multiple versions
    # of Tk installed in the same directory.
    return Executable(
        os.path.realpath(self.prefix.bin.join("wish{0}".format(self.version.up_to(2))))
    )