``` import os '''獲得當前路徑 ''' cwd=os.getcwd() print(cwd) ''' 得到當前文件夾下的所有文件和文件夾 ''' print(os.listdir()) ''' delete file ''' os.remove('sw724.vaps') print(os.listdir()) ''' 刪除單個目錄和多個目錄 ''' os.removedir() os.removedir() ''' 檢查是否是文件／文件夾 ''' print(os.path.isfile('/Users/liuxiaolong/PycharmProjects/untitled/sw724.vaps')) print(os.path.isdir('/Users/liuxiaolong/PycharmProjects/untitled/sw724.vaps')) ''' 檢查文件路徑是否存在 ''' print(os.path.exists('/Users/liuxiaolong/PycharmProjects/untitled/iiii')) ''' 分離文件名 分離擴展名 ''' [dirname,filename]=os.path.split('/Users/liuxiaolong/PycharmProjects/untitled/sw724.vaps') print(dirname,"\n",filename) [fname,fename]=os.path.splitext('/Users/liuxiaolong/PycharmProjects/untitled/sw724.vaps') print(fname,"\n",fename) ''' 獲得文件路徑 獲得文件名 獲得當前環境 ''' print("get pathname:",os.path.dirname('/Users/liuxiaolong/PycharmProjects/untitled/sw724.vaps')) print("get filename:",os.path.basename('/Users/liuxiaolong/PycharmProjects/untitled/sw724.vaps')) print(os.getenv) ```