How to install the specified Python version in a virtualenv environment

Specify Python version: Virtualenv-p python executes the file path custom virtual environment name. If the file path has spaces, use quotation marks.

If you do not specify a python version, the Python version in the environment variable is used by default

You can use the-P python_exe option to specify a PYTHON version when creating a virtual environment

1 #创建python2.7 Virtual Environment 2 Virtualenv-p/usr/bin/python2.7 ENV2.73 4 #创建python3.4 Virtual Environment 5 Virtualenv-p/usr/local/bin/python3.4 E NV3.4

This resolves issues like Python version conflicts for different projects and incompatibility with the Python library version.

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How to install the specified Python version in a virtualenv environment