def wait_for_row_in_list_table(self,row_text):
start_time = time.time()
while True:
try:
table = self.browser.find_element_by_id('id_list_table')
rows = table.find_elements_by_tag_name('tr')
self.assertIn(row_text,[row.text for row in rows])
return
except(AssertionError,WebDriverException)as e:
if time.time() - start_time > MAX_WAIT:
raise e
time.sleep(0.5)
python 之禅“明了胜于晦涩”，首选显示等待，selenium中的隐式等待在不同浏览器实现各不相同。selenium3的隐式等待在firefox驱动上极度不可靠
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