Python#

Python is detected if any of the following files are found

• main.py
• requirements.txt
• pyproject.toml
• Pipfile

Setup#

The following Python versions are available

• 3.11
• 3.10
• 3.9
• 3.8 (Default)
• 3.7
• 2.7

The version can be overridden by

• Setting the NIXPACKS_PYTHON_VERSION environment variable
• Setting the version in a .python-version file
• Setting the version in a runtime.txt file

Install#

If requirements.txt

pip install -r requirements.txt

If pyproject.toml

pip install --upgrade build setuptools && pip install .

If pyproject.toml (w/ poetry.lock)

poetry install --no-dev --no-interactive --no-ansi

If pyproject.toml (w/ pdm.lock)

pdm install --prod

If Pipfile (w/ Pipfile.lock)

PIPENV_VENV_IN_PROJECT=1 pipenv install --deploy

Start#

if Django Application

python manage.py migrate && gunicorn {app_name}.wsgi

if pyproject.toml

python -m {module}

Otherwise

python main.py

Caching#

These directories are cached between builds

• Install: ~/.cache/pip