反馈：相机那个logo的元素定位就报错了，分别使用了css、xpath定位都没生效，
from test_python_selenium.base import Base
import time
class TestUpload(Base):
def test_upload_file(self):
self.driver.get(“https://image.baidu.com/”)
self.driver.maximize_window()
time.sleep(8)
self.driver.find_element_by_css_selector(“.st_camera_on”).click()
time.sleep(8)
# self.driver.
报错：
