code: def CSS_forcePseudoState(self, nodeId, forcedPseudoClasses):
  		
  		assert isinstance(forcedPseudoClasses, (list, tuple)
  		    ), "Argument 'forcedPseudoClasses' must be of type '['list', 'tuple']'. Received type: '%s'" % type(
  		    forcedPseudoClasses)
  		subdom_funcs = self.synchronous_command('CSS.forcePseudoState', nodeId=
  		    nodeId, forcedPseudoClasses=forcedPseudoClasses)
  		return subdom_funcs
docs: Function path: CSS.forcePseudoState
  			Domain: CSS
  			Method name: forcePseudoState
  		
  			Parameters:
  				Required arguments:
  					'nodeId' (type: DOM.NodeId) -> The element id for which to force the pseudo state.
  					'forcedPseudoClasses' (type: array) -> Element pseudo classes to force when computing the element's style.
  			No return value.
  		
  			Description: Ensures that the given node will have specified pseudo-classes whenever its style is computed by the browser.