code: def import_vl_convert() -> ModuleType:
      min_version = "1.1.0"
      try:
          version = importlib_version("vl-convert-python")
          if Version(version) < Version(min_version):
              raise RuntimeError(
                  f"The vl-convert-python package must be version {min_version} or greater. "
                  f"Found version {version}"
              )
          import vl_convert as vlc
  
          return vlc
      except ImportError as err:
          raise ImportError(
              f"The vl-convert Vega-Lite compiler and file export feature requires\n"
              f"version {min_version} or greater of the 'vl-convert-python' package. \n"
              f"This can be installed with pip using:\n"
              f'   pip install "vl-convert-python>={min_version}"\n'
              "or conda:\n"
              f'   conda install -c conda-forge "vl-convert-python>={min_version}"\n\n'
              f"ImportError: {err.args[0]}"
          ) from err
  
file_path: altair/altair/utils/_importers.py
imports: from types import ModuleType
  from packaging.version import Version
  from importlib.metadata import version
label_desc: Use image node_id 2 for calling a global function with example usage: import_vl_convert() and returns: vlc