Create lightweight virtual environments in python.
# 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