Python3 全自動更新已安裝的模組
阿新 • • 發佈:2018-12-08
升級模組相關命令:
#顯示模組
pip list
#顯示過期模組
pip list --outdated
#安裝模組
pip install xxx
#升級模組
pip install --upgrade xxx
手動敲命令升級有點兒麻煩(特別是需要更新的模組比較多時),而我們完全可以用程式碼簡單地實現全自動升級。
程式碼如下:
import subprocess import os command = "pip list --outdated" print('正在獲取需要升級的模組資訊,請稍後...') print('Getting the information of outdated modules, wait a moment...') print() outdatelist = subprocess.Popen (command, stdout=subprocess.PIPE,stderr=subprocess.PIPE, shell = True).stdout.readlines() updatelist = [] #print(outdatelist) for i in outdatelist: i = str(i, encoding='utf-8') print(i,end='') i = i[:i.find(' ')] updatelist.append(i) #print('\n', i, len(i)) updatelist = updatelist[2:] #print(updatelist) c = 1 total = len(updatelist) if updatelist : for x in updatelist: print('\n', c, '/', total, ' upgrading ', x, sep='') c += 1 tempcmd = "pip install --upgrade " + x os.system(tempcmd) print("所有模組都已更新完畢!!") print('All modules have been updated.') else : print("沒有模組需要更新!!") print('All modules is updated.') print('請按回車鍵以退出程式。') print('Press enter key to quit.') input()
程式已打包,可移步我的GitHub下載: