docstr: The tests depend on a clean state of a ProvidersManager.
docstr_tok: ["The","tests","depend","on","a","clean","state","of","a","ProvidersManager","."]
code: def clean(self):
      """The tests depend on a clean state of a ProvidersManager."""
      ProvidersManager().__init__()
  
imports: from __future__ import annotations
  import logging
  import re
  import sys
  from unittest.mock import patch
  import pytest
  from flask_appbuilder.fieldwidgets import BS3TextFieldWidget
  from flask_babel import lazy_gettext
  from wtforms import BooleanField, Field, StringField
  from airflow.exceptions import AirflowOptionalProviderFeatureException
  from airflow.providers_manager import HookClassProvider, LazyDictWithCache, PluginInfo, ProviderInfo, ProvidersManager
label_desc: Use image node_id 2 for calling the TestProviderManager obj's underlying member method code with example usage: obj.clean() without return types