python selenium下载一个合适的chromedriver.exe(稳定版本）
可以使用该脚本来进行下载：
下载前需要安装如下的依赖
requests==2.27.1
selenium==4.14.0
webdriver_manager==4.0.1
下载脚本代码：
import json
import subprocess
import shutil
import os
import time
import zipfile
import requests
from webdriver_manager.core.os_manager import OperationSystemManager
from webdriver_manager.chrome import ChromeDriverManager, ChromeType
__all__ = {
'download_suit_chrome_driver'
}
# 记录固定数据
chrome_json_file = 'chrome_version.json'
chrome_zip = 'chrome_driver.zip'
def format_float(num):
return '{:.2f}'.format(num)
def download_file(name, url):
'''
:param name:下载保存的名称
:param url: 下载链接
:return:
'''
headers = {'Proxy-Connection': 'keep-alive'}
r = requests.get(url, stream=True, headers=headers)
length = float(r.headers['content-length'])
f = open(name, 'wb')
count = 0
count_tmp = 0
time1 = time.time()
for chunk in r.iter_content(chunk_size=512):
if chunk:
f.write(chunk)
count += len(chunk)
if time.time() - time1 > 2:
p = count / length * 100
speed = (count - count_tmp) / 1024 / 1024 / 2
count_tmp = count
print(name + ': ' + format_float(p) + '%' + ' Speed: ' + format_float(speed) + 'M/S')
time1 = time.time()
f.close()
def install_chrome_driver():
"""
安装chrome浏览器
"""
try:
p = ChromeDriverManager(chrome_type=ChromeType.CHROMIUM).install()
os.environ['CHROME_DRIVER_PATH'] = p
except Exception as e:
print("error")
def get_chromedriver_version(chromedriver_path="chromedriver.exe"):
"""
获取chrome_driver版本
Args:
chromedriver_path:
Returns:
"""
try:
# 运行Chromedriver，并通过命令行参数获取版本信息
result = subprocess.run([chromedriver_path, '--version'], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
if result.returncode == 0:
# 如果成功执行，解析版本信息
version = result.stdout.strip()
version_list = str(version).split(" ")
if len(version_list) == 3:
version = version_list[1]
return True, version
else:
# 如果执行失败，输出错误信息
error_message = result.stderr.strip()
return False, f"Error: {error_message}"
except Exception as e:
return False, f"An error occurred: {str(e)}"
def get_chrome_version():
"""
获取chrome版本
Returns:
"""
try:
os_version = OperationSystemManager().get_browser_version_from_os("google-chrome")
print(f"os_version:{os_version}")
return os_version
except Exception as e:
return None
def get_chrome_version_info(version_info: str):
if os.path.exists(chrome_json_file):
with open(chrome_json_file) as f:
data = f.read()
json_data = json.loads(data)
if json_data.get(version_info, None) is not None:
return True, json_data.get(version_info)
else:
dict_version_info = {}
google_driver_json_url = 'https://googlechromelabs.github.io/chrome-for-testing/known-good-versions-with-downloads.json'
res = requests.get(google_driver_json_url)
res_dict = json.loads(res.text)
version_list = res_dict['versions']
for version in version_list:
downloads_ = version['downloads']
if downloads_.get('chromedriver', None) is not None:
download_list = downloads_['chromedriver']
for data in download_list:
if data['platform'] == 'win64':
version_place = str(version['version'])
version_ = version_place[0:version_place.rfind('.')]
dict_version_info[version_] = data['url']
with open(chrome_json_file, 'w+') as f:
json.dump(dict_version_info, f, indent=4)
if dict_version_info.get(version_info, None) is not None:
version_url = dict_version_info[version_info]
return True, version_url
return False, 'error to get'
else:
dict_version_info = {}
google_driver_json_url = 'https://googlechromelabs.github.io/chrome-for-testing/known-good-versions-with-downloads.json'
res = requests.get(google_driver_json_url)
res_dict = json.loads(res.text)
version_list = res_dict['versions']
for version in version_list:
downloads_ = version['downloads']
if downloads_.get('chromedriver', None) is not None:
download_list = downloads_['chromedriver']
for data in download_list:
if data['platform'] == 'win64':
version_place = version['version']
version_ = version_place[0:version_place.rfind('.')]
dict_version_info[version_] = data['url']
with open(chrome_json_file, 'w+') as f:
json.dump(dict_version_info, f, indent=4)
if dict_version_info.get(version_info, None) is not None:
version_url = dict_version_info[version_info]
return True, version_url
return False, 'error to get'
def download_suit_chrome_driver(chrome_driver_path: str = "chromedriver.exe"):
"""
下载合适的chrome_driver.exe
Returns:
"""
is_ok, chrome_driver_version = get_chromedriver_version(chrome_driver_path)
browser_version = get_chrome_version()
if is_ok:
if str(chrome_driver_version).count(browser_version) > 0:
print(f"当前已是合适的chrome_driver：{chrome_driver_version}")
return True
else:
chrome_driver_big_version = browser_version.split(".")[0]
if int(chrome_driver_big_version) < 115:
print("下载Chrome-Driver")
install_chrome_driver()
else:
is_get_chrome, version_info = get_chrome_version_info(browser_version)
if is_get_chrome:
download_url = version_info
print('ok-remove-0')
if os.path.exists(chrome_zip):
os.remove(chrome_zip)
print('ok-remove-2')
download_file(chrome_zip, download_url)
print('ok-remove-3')
with zipfile.ZipFile(chrome_zip, 'r') as zip_ref:
zip_ref.extractall('./')
shutil.move('./chromedriver-win64/chromedriver.exe', './chromedriver.exe')
if os.path.exists(chrome_zip):
os.remove(chrome_zip)
else:
chrome_driver_big_version = browser_version.split(".")[0]
if int(chrome_driver_big_version) < 115:
print("下载Chrome-Driver")
install_chrome_driver()
else:
is_get_chrome, version_info = get_chrome_version_info(browser_version)
if is_get_chrome:
download_url = version_info
print('ok-remove-0')
if os.path.exists(chrome_zip):
os.remove(chrome_zip)
print('ok-remove-2')
download_file(chrome_zip, download_url)
print('ok-remove-3')
with zipfile.ZipFile(chrome_zip, 'r') as zip_ref:
zip_ref.extractall('./')
shutil.move('./chromedriver-win64/chromedriver.exe', './chromedriver.exe')
if os.path.exists(chrome_zip):
os.remove(chrome_zip)
if __name__ == '__main__':
download_suit_chrome_driver("chromedriver.exe")
调用方式：
download_suit_chrome_driver("xxxxx") ## xxxxxx表示chrome_driver.exe路径（可为空）
github下载链接: https://github.com/huifeng-kooboo/download_chrome_driver