def invalidate(self):
        for c in self.clis.values():
            c.invalidate()
Verifies that current page contains `locator` element.
dataset/ETHPy150Open jonathanslenders/pymux/pymux/main.py/Pymux.invalidate--crossover with--dataset/ETHPy150Open jollychang/robotframework-appiumlibrary/src/AppiumLibrary/keywords/_element.py/_ElementKeywords.page_should_contain_element