Function wait_for_css_query_selector

seleniumbase/fixtures/js_utils.py:357–381

(
    driver, selector, timeout=settings.LARGE_TIMEOUT
)

def wait_for_css_query_selector(
    driver, selector, timeout=settings.LARGE_TIMEOUT
):
    element = None
    selector = escape_quotes_if_needed(selector)
    selector = remove_extra_slashes(selector)
    selector = optimize_selector(selector)
    script = """return document.querySelector('%s');""" % selector
    start_ms = time.time() * 1000.0
    stop_ms = start_ms + (timeout * 1000.0)
    for x in range(int(timeout * 10)):
        try:
            element = execute_script(driver, script)
            if element:
                return element
        except Exception:
            element = None
        if not element:
            now_ms = time.time() * 1000.0
            if now_ms >= stop_ms:
                break
            time.sleep(0.1)
    raise NoSuchElementException(
        "Element {%s} was not present after %s seconds!" % (selector, timeout)
    )


def is_valid_by(by):