def object_hook(ob, _len=len, _keys=_keys, _first_three_chars=np.s_[:3], _converters=_converters):
 if (_len(ob) != 1):
  return decode(ob)
 key = _keys(ob)[0]
 if (key[_first_three_chars] != '__!'):
  return ob
 return _converters[key](ob[key])

def object_hook ( ob , _len = len , _keys = _keys , _first_three_chars = np . s_ [ : 3 ] , _converters = _converters ) : if ( _len ( ob ) != 1 ) : return decode ( ob ) key = _keys ( ob ) [ 0 ] if ( key [ _first_three_chars ] != '__!' ) : return ob return _converters [ key ] ( ob [ key ] )
convert a json object dict back into a python object .