selenium只打開一個瀏覽器窗口


from selenium.webdriver import Remote
from selenium.webdriver.chrome import options
from selenium.common.exceptions import InvalidArgumentException

class ReuseChrome(Remote):

    def __init__(self, command_executor, session_id):
        self.r_session_id = session_id
        Remote.__init__(self, command_executor=command_executor, desired_capabilities={})

    def start_session(self, capabilities, browser_profile=None):
        """
        重寫start_session方法
        """
        if not isinstance(capabilities, dict):
            raise InvalidArgumentException("Capabilities must be a dictionary")
        if browser_profile:
            if "moz:firefoxOptions" in capabilities:
                capabilities["moz:firefoxOptions"]["profile"] = browser_profile.encoded
            else:
                capabilities.update({'firefox_profile': browser_profile.encoded})

        self.capabilities = options.Options().to_capabilities()
        self.session_id = self.r_session_id
        self.w3c = False
from selenium import webdriver

driver = webdriver.Chrome()

# 記錄 executor_url 和 session_id 以便復用session
executor_url = driver.command_executor._url
session_id = driver.session_id
# 訪問百度
driver.get("https://www.baidu.com")

print(session_id)
print(executor_url)

# 假如driver對象不存在,但瀏覽器未關閉
del driver

# 使用ReuseChrome()復用上次的session
driver2 = ReuseChrome(command_executor=executor_url, session_id=session_id)

# 打印current_url為百度的地址,說明復用成功
print(driver2.current_url)
driver2.get("https://www.baidu.com")


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