Python对Selenium调用浏览器进行封装包括启用无头浏览器,及对应的浏览器配置文件
"""
--base.py
基类封装
Selenium 封装基类
封装查找元素以及集成日志输出
"""
from HTMLReport import logger
from selenium import webdriver
from selenium.webdriver.remote.webelement import WebElement
class Base(object):
def __init__(self, driver: webdriver.Remote = None):
self.driver = driver
self.logger = logger()
def find_element(self, locator: tuple) -> WebElement:
"""查找单个元素
:param locator: 定位器(by=By.ID, value=None)
:return: WebElement
"""
self.logger.info(f"查找元素:{locator}")
try:
element = self.driver.find_element(*locator)
except Exception:
self.logger.info("查找元素失败")
raise
else:
self.logger.info("查找元素成功")
return element
def find_elements(self, locator: tuple):
"""查找元素集合
:param locator: 定位器(by=By.ID, value=None)
:return: 元素对象集合
:rtype: list of WebElement
"""
self.logger.info(f"查找元素集合:{locator}")
elements = self.driver.find_elements(*locator)
self.logger.info(f"查找到{len(elements)}个元素")
return elements
"""
获取浏览器
打开本地浏览器
打开远程浏览器
关闭浏览器
打开网址
最大化
最小化
标题
url
刷新
Python对Selenium封装浏览器调用
------browser.py文件
"""
from selenium import webdriver
from Common.tools.rw_ini import read_config
from .base import Base
class Browser(Base):
def get_web_driver(self) -> webdriver.Remote:
"""获取浏览器实例
:return: 浏览器实例
"""
rc = read_config("browser.ini")
local_browser = rc.getboolean("local", "local_browser", fallback=True)
wait_time = rc.getint("local", "wait_time", fallback=10)
browser_name = rc.get("browser", "name", fallback="chrome")
window_width = rc.get("browser", "window_width", fallback=None)
window_height = rc.get("browser", "window_height", fallback=None)
command_executor = rc.get("grid", "command_executor", fallback="http://127.0.0.1:4444/wd/hub")
headless = rc.getboolean("grid", "headless", fallback=False)
proxy = rc.get("grid", "proxy", fallback=None)
if local_browser:
# 打开本地浏览器
driver = self._get_local_web_driver(browser_name)
else:
# 打开远程浏览器
driver = self._get_remote_web_driver(browser_name, command_executor, headless, proxy)
self.logger.info(f"打开浏览器:{driver.name}")
self.logger.info(f"设置隐式等待:{wait_time}s")
driver.implicitly_wait(wait_time)
if window_width is None or window_width == "" or window_height is None or window_height == "":
self.logger.info("最大化浏览器")
driver.maximize_window()
else:
driver.set_window_size(window_width, window_height)
return driver
def _get_local_web_driver(self, browser_name: str) -> webdriver.Remote:
"""获取本地浏览器实例
:param browser_name: 浏览器类型
:return: 浏览器实例
"""
if browser_name.upper() == "CHROME":
driver = webdriver.Chrome()
elif browser_name.upper() == "FIREFOX":
driver = webdriver.Firefox()
elif browser_name.upper() == "IE":
driver = webdriver.Ie()
else:
self.logger.error(f"浏览器类型错误:{browser_name}")
raise ValueError(f"浏览器类型错误:{browser_name}")
return driver
def _get_remote_web_driver(self, browser_name, command_executor, headless, proxy) -> webdriver.Remote:
"""获取远程浏览器实例
:param browser_name: 浏览器类型
:param command_executor: HUB 地址
:param headless: 使用无头浏览器
:param proxy: 代理
:return: 浏览器实例
"""
if browser_name.upper() == "CHROME":
options = webdriver.ChromeOptions()
elif browser_name.upper() == "FIREFOX":
options = webdriver.FirefoxOptions()
elif browser_name.upper() == "IE":
options = webdriver.IeOptions()
else:
self.logger.error(f"浏览器类型错误:{browser_name}")
raise ValueError(f"浏览器类型错误:{browser_name}")
if proxy is not None:
options.add_argument(f"--proxy-server={proxy}")
# 无头浏览器
options.headless = headless
driver = webdriver.Remote(
command_executor=command_executor,
options=options
)
return driver
def quit(self):
"""退出浏览器"""
self.logger.info(f"关闭浏览器:{self.driver.name}")
self.driver.quit()
def get(self, url: str, new: bool = False):
"""打开 url
:param url: 网址
:param new: 是否新窗口打开
:return: None
"""
if new:
self.logger.info(f"新窗口打开 url:{url}")
self.driver.execute_script(f"window.open('{url}')")
else:
self.logger.info(f"当前窗口打开 url:{url}")
self.driver.get(url)
def get_session_id(self):
"""返回当前浏览器 session id"""
session_id = self.driver.session_id
self.logger.info(f"当前浏览器 session_id:{session_id}")
return session_id
def get_source(self) -> str:
"""获取当前页面HTML源代码"""
page_source = self.driver.page_source
self.logger.info(f"当前页面源代码:\n{page_source}")
return page_source
def get_title(self):
"""返回当前页面的标题"""
title = self.driver.title
self.logger.info(f"当前页面的标题:{title}")
return title
def get_current_url(self):
"""返回当前页面的URL"""
current_url = self.driver.current_url
self.logger.info(f"当前页面URL:{current_url}")
return current_url
def reload_page(self):
"""模拟用户重新加载页面"""
self.logger.info("刷新页面")
self.driver.refresh()
浏览器配置文件:
------browser.ini文件
[local]
local_browser = False
wait_time = 10
[browser]
name = chrome
;name = firefox
;name = ie
window_width =
window_height =
[grid]
command_executor = http://127.0.0.1:4444/wd/hub
headless = False
proxy =
rw_ini.py读取配置文件请查看下面链接:
https://www.cnblogs.com/CesareZhang/p/10738541.html
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