code: def is_true(value: FilterOrBool) -> bool:
      """
      Test whether `value` is True. In case of a Filter, call it.
  
      :param value: Boolean or `Filter` instance.
      """
      return to_filter(value)()
  
label_desc: Use image node_id 2 for calling a global function with example usage: is_true(value) and returns: to_filter