python installation steps virtualenv virtual environment

First, install virtualenv

1. Clicking on the left side of the menu bar most input cmd, open a command line

 

  2. The different versions of commands input pip install virtualenv ( or pip3 install virtualenv)

 

 

3. To enter the path to the virtual environment of space you want to create, and then create a file, ( Note: I am in my E disk python creates a file in the file called dcjvirtual )

 

 

 

4. enter dcjvirtual file, use dir (virtual machine is a command LS ) lists all files

 

 

5. enter dcjvirtual the file Scripts file, with dir open command shown in the following figure:

 

 

 

7. activate it

 

6. Then exit the virtual execution environment can be friends! ! ! Deactivate.bat