venv command

# To create a Python virtual environment in the venv folder:
python -m venv venv

# To activate the virtual environment on Linux or macOS:
source venv/bin/activate

# To activate the virtual environment on Windows:
venv\Scripts\activate.bat

# To deactivate the virtual environment:
deactivate

# To deactivate and delete the virtual environment:
deactivate && rm -r venv

# To install the requests package within the virtual environment:
pip install requests

# To show packages installed in the virtual environment:
pip list

# To capture installed packages and save them to requirements.txt (install later with: pip install -r requirements.txt)
pip freeze > requirements.txt

#
# Note: since Python 3.3, the venv module has been included in the standard library.
#