code: def _uninstall_helper(*, verbosity=0):
      """Helper to support a clean default uninstall process on Windows
  
      Note that calling this function may alter os.environ.
      """
      # Nothing to do if pip was never installed, or has been removed
      try:
          import pip
      except ImportError:
          return
  
      # If the installed pip version doesn't match the available one,
      # leave it alone
      available_version = version()
      if pip.__version__ != available_version:
          print(
              f"ensurepip will only uninstall a matching version "
              f"({pip.__version__!r} installed, "
              f"{available_version!r} available)",
              file=sys.stderr,
          )
          return
  
      _disable_pip_configuration_settings()
  
      # Construct the arguments to be passed to the pip command
      args = ["uninstall", "-y", "--disable-pip-version-check"]
      if verbosity:
          args += ["-" + "v" * verbosity]
  
      return _run_pip([*args, *reversed(_PACKAGE_NAMES)])
  
file_path: catboost/contrib/tools/python3/src/Lib/ensurepip/__init__.py
imports: import collections
  import os
  import os.path
  import subprocess
  import sys
  import sysconfig
  import tempfile
  from importlib import resources
label_desc: Use image node_id 8 for calling a global function with example usage: _uninstall_helper() and returns: _run_pip