code: def test_exit_status_for_main(self, monkeypatch) -> None:
      monkeypatch.setattr(
          validate_docstrings,
          "pandas_validate",
          lambda func_name: {
              "docstring": "docstring1",
              "errors": [
                  ("ER01", "err desc"),
                  ("ER02", "err desc"),
                  ("ER03", "err desc"),
              ],
              "examples_errs": "",
          },
      )
      exit_status = validate_docstrings.main(
          func_name="docstring1",
          prefix=None,
          errors=[],
          output_format="default",
          ignore_deprecated=False,
          ignore_functions=None,
      )
      assert exit_status == 0
  
imports: import io
  import textwrap
  import pytest
  from scripts import validate_docstrings
label_desc: Use image node_id 1 for calling the TestMainFunction obj's underlying member method code with example usage: obj.test_exit_status_for_main(monkeypatch) without return types