WebRunner.py 文件源码

def wait_for_clickable(self, selector='', **kwargs):
        '''
        Wait for an element to be clickable.

        Parameters
        ----------
        selector: str
            A CSS selector to search for. This can be any valid CSS selector.

        kwargs:
            Passed on to _wait_for

        '''
        if selector.startswith('/'):
            by = By.XPATH
        else:
            by = By.CSS_SELECTOR
        self._wait_for(EC.element_to_be_clickable((by, selector)), **kwargs)