Python实现元素等待代码实例

from appium import webdriver
import time
desired_caps = {}
desired_caps['platformName'] = 'Android'
desired_caps['platformVersion'] = '5.1.1'
desired_caps['deviceName'] = '127.0.0.1:62001'
desired_caps['packageName'] = 'com.cnblogs.android'
desired_caps['packagActivity'] = 'com.cnblogs.android.SplashActivity'
desired_caps['unicodeKeyboard'] = True
desired_caps['resetKeyboard'] = True
driver = webdriver.Remote('http://127.0.0.1:8888/wd/hub',desired_caps)
# 强制等待5s,不管等待的元素是否出现，都要等5s
time.sleep(5)
driver.find_element_by_id('com.cnblogs.android:id/TabSearch').click()
time.sleep(2)
driver.find_element_by_id('com.cnblogs.android:id/txtSearch').send_keys('方缘')
driver.find_element_by_id('com.cnblogs.android:id/search_btn').click()
driver.quit()

from appium import webdriver
import time
desired_caps = {}
desired_caps['platformName'] = 'Android'
desired_caps['platformVersion'] = '5.1.1'
desired_caps['deviceName'] = '127.0.0.1:62001'
desired_caps['packageName'] = 'com.cnblogs.android'
desired_caps['packagActivity'] = 'com.cnblogs.android.SplashActivity'
desired_caps['unicodeKeyboard'] = True
desired_caps['resetKeyboard'] = True
driver = webdriver.Remote('http://127.0.0.1:8888/wd/hub',desired_caps)
# 隐性等待(等待所有元素)，最长3s
driver.implicitly_wait(3)
driver.find_element_by_id('com.cnblogs.android:id/TabSearch').click()
time.sleep(2)
driver.find_element_by_id('com.cnblogs.android:id/txtSearch').send_keys('方缘')
driver.find_element_by_id('com.cnblogs.android:id/search_btn').click()
driver.quit()

from appium import webdriver
from selenium.webdriver.support.ui import WebDriverWait
import time
desired_caps = {}
desired_caps['platformName'] = 'Android'
desired_caps['platformVersion'] = '5.1.1'
desired_caps['deviceName'] = '127.0.0.1:62001'
desired_caps['packageName'] = 'com.cnblogs.android'
desired_caps['packagActivity'] = 'com.cnblogs.android.SplashActivity'
desired_caps['unicodeKeyboard'] = True
desired_caps['resetKeyboard'] = True
driver = webdriver.Remote('http://127.0.0.1:8888/wd/hub',desired_caps)
# 显性等待(等待特定元素出现)
# lambda 提供了一个运行时动态创建函数的方法。
WebDriverWait(driver,3).until(lambda x: x.find_element_by_id('com.cnblogs.android:id/TabSearch')).click()
driver.find_element_by_id('com.cnblogs.android:id/TabSearch').click()
time.sleep(2)
driver.find_element_by_id('com.cnblogs.android:id/txtSearch').send_keys('方缘')
driver.find_element_by_id('com.cnblogs.android:id/search_btn').click()
driver.quit()