cheatsheet

Python

$Virtual Environments

python3 -m venv myenv

Create a new virtual environment named 'myenv'

source myenv/bin/activate

Activate virtual environment (Linux/macOS)

myenv\Scripts\activate

Activate virtual environment (Windows cmd)

deactivate

Deactivate the current virtual environment

$Pip (Package Management)

pip install package_name

Install a Python package

pip install -r requirements.txt

Install packages from a requirements file

pip uninstall package_name

Uninstall a Python package

pip list

List installed Python packages

pip freeze > requirements.txt

Generate a requirements file from installed packages

pip show package_name

Show information about an installed package

pip install --upgrade pip

Upgrade pip to the latest version

$Running Python Scripts

python3 my_script.py

Run a Python script

python -c 'print("Hello")'

Execute Python code directly

Get new cheatsheets & tools in your inbox

No spam — just new releases, occasionally.

All Cheatsheets