class_docstr: Print a pretty message when a Streamlit command requires a dependency
  that is not one of our core dependencies.
class_docstr_tok: ["Print","a","pretty","message","when","a","Streamlit","command","requires","a","dependency","that","is","not","one","of","our","core","dependencies","."]
code: def __init__(self, module_name, *args):
      message = (
          f'This Streamlit command requires module "{module_name}" to be '
          "installed."
      )
      super().__init__(message, *args)
  
imports: from streamlit import util
label_desc: Use image node_id 1 to create a new StreamlitModuleNotFoundError object from inherited base classes: StreamlitAPIWarning with example: obj = StreamlitModuleNotFoundError(module_name)