$ mkdir ServerManagerApp
$ cd ServerManagerApp
$ python3.9 -m venv venv
$ soruce ./venv/bin/activate
(venv)$ python --version
(venv)$ pip --version
(venv)$ pip install flask Flask-RESTful
(venv)$ pip freeze
$ mkdir ServerManagerApp
$ cd ServerManagerApp
$ python3.9 -m venv venv
$ soruce ./venv/bin/activate
(venv)$ python --version
(venv)$ pip --version
(venv)$ pip install flask Flask-RESTful
(venv)$ pip freeze
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