Selenium 4の導入とログイン操作｜架空フォームで入力・待機・終了を試す

import argparse
from urllib.parse import urlparse
from selenium import webdriver
from selenium.webdriver.common.by import By
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC


def practice_login(url):
    parsed = urlparse(url)
    if parsed.scheme != "http" or parsed.hostname not in ("127.0.0.1", "localhost"):
        raise ValueError("This demo accepts local practice pages only.")
    driver = webdriver.Chrome()
    try:
        driver.set_page_load_timeout(30)
        driver.get(url)
        wait = WebDriverWait(driver, 10)
        user = wait.until(EC.visibility_of_element_located((By.ID, "demo-user")))
        password = driver.find_element(By.ID, "demo-password")
        user.send_keys("demo@example.invalid")
        password.send_keys("practice-only")
        wait.until(EC.element_to_be_clickable((By.ID, "demo-submit"))).click()
        wait.until(EC.text_to_be_present_in_element((By.ID, "result"), "Welcome, demo"))
        print(driver.find_element(By.ID, "result").text)
    finally:
        driver.quit()


if __name__ == "__main__":
    parser = argparse.ArgumentParser()
    parser.add_argument("--url", default="http://127.0.0.1:8767/login-practice.html")
    practice_login(parser.parse_args().url)