Poetry dependency example

pyproject.toml

[tool.poetry]
name = "dep-with-extras"
version = "0.1.0"
description = "dep-with-extras"
authors = ["Your Name <you@example.com>"]

[tool.poetry.dependencies]
python = "~3.9"
fastapi = {version = "^0.70.1", optional = true}
PyJWT = {version = "^2.3.0", optional = true}

[tool.poetry.extras]
api = ["fastapi"]
auth = ["pyJWT"]
backend = ["fastapi", "PyJWT"]

[build-system]
requires = ["poetry-core>=1.0.0"]
build-backend = "poetry.core.masonry.api"