code: def _combine(*args):
      for arg in args:
          if arg is not None:
              return arg
      return None
  
file_path: equinox/equinox/_filters.py
imports: from collections.abc import Callable
  from typing import Any, Optional, Union
  import jax
  import jax.numpy
  import jax.tree_util
  import numpy
  from jaxtyping import PyTree
label_desc: Use image node_id 8 for calling a global function with example usage: _combine() and returns: None, arg