code: def _error_description(output, test_case):
      return (
          f"'{test_case['name']}' output does not match expectations\n"
          + f"\tExpected:\n{test_case['expected_output']!r}\n\n"
          + f"\tReceived:\n{output!r}\n"
      )
  
file_path: pyqtgraph/tests/test_makeARGB.py
imports: import sys
  from typing import Any, Dict, Type, Union
  import numpy
  import pytest
  from pyqtgraph import getConfigOption, getCupy, setConfigOption
  from pyqtgraph.functions import makeARGB
label_desc: Use image node_id 1 for calling a global function with example usage: _error_description(output, test_case) and returns: unknown