我按照以下步骤设置了virtualenv + virtualenvwrapper:
$ sudo apt-get install python3-pip
$ sudo pip3 install virtualenv
$ sudo pip3 install virtualenvwrapper
$ mkdir ~/.virtualenvs
$ export WORKON_HOME=~/.virtualenvs
$ VIRTUALENVWRAPPER_PYTHON='/usr/bin/python3'
$ source /usr/local/bin/virtualenvwrapper.sh
$ mkvirtualenv venv
$ virtualenv venv
Run Code Online (Sandbox Code Playgroud)
到目前为止它工作正常,但我重新启动了shell然后我尝试了workon venv,现在它说:command not found
我正在尝试将文件 (image.jpg) 从文件夹“src”复制到文件夹“dst”,但出现错误:
回溯(最近一次调用):文件“exec.py”,第 7 行,shutil.copyfile(file, destination) 文件“C:\Users\mike\AppData\Local\Programs\Python\Python35-32\lib\ s hutil.py", line 114, in copyfile with open(src, 'rb') as fsrc: FileNotFoundError: [Errno 2] No such file or directory: 'image.jpg'
这是我的代码:
import shutil, os
source = os.listdir('C:/Users/mike/Pictures/src/')
destination = 'C:/Users/mike/Pictures/dst/'
for file in source:
shutil.copy(file, destination)
Run Code Online (Sandbox Code Playgroud)
蟒蛇 3.5 / 视窗 7