本文主要是介绍python自动升级三方库,对大家解决编程问题具有一定的参考价值,需要的程序猿们随着小编来一起学习吧!
#!/usr/bin/python
# -*- coding: utf-8 -*-
import sys
import subprocess
# 由于pip内置对象已失效,自己做了一个自动升级三方库的脚本
# from pip._internal.utils.misc import get_installed_distributions
# 备份三方文件放到桌面
# call("pip freeze > requirements.txt", shell=True)
# 三方文件直接安装
# call("sudo pip install -r requirements.txt", shell=True)
def read_outdated(order="pip list -o"):
# 罗列所有的三方库
status, pip_list_outdated = subprocess.getstatusoutput(order)
# TODO 写个筛选
if status == 0:
# 空格分割一次
pip_list_outdated = pip_list_outdated.split()[8::]
if len(pip_list_outdated) != 0:
# 等差取值
app_number = len(pip_list_outdated) / 4
app_list = []
for i in range(int(app_number)):
app_list.append(pip_list_outdated[i * 4])
return app_list
else:
return None
else:
print("命令有问题!")
sys.exit()
def app_upgrade(app_list=None):
# pip install -i https://pypi.tuna.tsinghua.edu.cn/simple --upgrade 换清华镜像升级第三方库
for app in app_list:
subprocess.Popen(
"pip install -i http://mirrors.aliyun.com/pypi/simple --trusted-host mirrors.aliyun.com --upgrade "
+ app,
shell=True,
).wait()
subprocess.Popen(
"python -m pip install --upgrade pip -i http://mirrors.aliyun.com/pypi/simple --trusted-host mirrors.aliyun.com",
shell=True).wait()
if __name__ == '__main__':
app_list = read_outdated()
if app_list is not None:
app_upgrade(app_list)
这篇关于python自动升级三方库的文章就介绍到这儿,希望我们推荐的文章对大家有所帮助,也希望大家多多支持为之网!