code: def update_context(self, context, app=None):
          
          if (app is None and self._context is _CONTEXT_MISSING
                  and not in_app_context()):
              raise RuntimeError("Attempted to update component context without"
                                 " a bound app context or eager app set! Please"
                                 " pass the related app you want to update the"
                                 " context for!")
  
          if self._context is not _CONTEXT_MISSING:
              self._context = ImmutableDict(context)
          else:
              key = self._get_context_name(app=app)
              setattr(_CONTEXT_LOCALS, key, ImmutableDict(context))
docs: Replace the component's context with a new one.
  
          Args:
              context (dict): The new context to set this component's context to.
  
          Keyword Args:
              app (flask.Flask, optional): The app to update this context for. If
                  not provided, the result of ``Component.app`` will be used.