module: adopt Poetry dependency manager

Makefile

@@ -0,0 +1,23 @@
+
+# https://tech.davis-hansson.com/p/make/
+SHELL := bash
+.ONESHELL:
+.SILENT:
+.SHELLFLAGS := -eux -o pipefail -c
+.DELETE_ON_ERROR:
+.DEFAULT_GOAL := all
+MAKEFLAGS += --warn-undefined-variables
+MAKEFLAGS += --no-builtin-rules
+
+.PHONY: all
+all: lint ## Run lint and test (default goal)
+
+.PHONY: lint
+lint: ## Lint all source code
+	poetry run yapf -q *.py
+	poetry run pylint *.py
+	poetry run mypy *.py
+
+.PHONY: help
+help: ## Print this help text
+	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-15s\033[0m %s\n", $$1, $$2}'