Improved Makefile, venv,clean,tests,lint,format and help

Makefile

@@ -1,14 +1,57 @@
-.PHONY: help prepare-dev run-dev
 .DEFAULT: help
 
 VENV_NAME?=venv
 VENV_ACTIVATE=. $(VENV_NAME)/bin/activate
 PYTHON=${VENV_NAME}/bin/python3
 
+.PHONY: help
 help:
-# TODO add help
+	@echo 'Makefile for "Auto README for Terraform"'
+	@echo ''
+	@echo '  prepare-dev    - Installs required Python packages via Pip.'
+	@echo '  run            - Run main.py'
+	@echo '  create-venv    - Create virtual environment.'
+	@echo '  remove-venv    - Remove the virutal environment.'
+	@echo '  lint           - Run flake8 to lint your Python code.'
+	@echo '  format         - Run autopep8 to format Python code.'
+	@echo '  all-tests      - Run all tests in test files.'
+	@echo '  clean          - Clean Python cache files.'
+
+.PHONY: prepare-dev
 prepare-dev:
-# TODO add prepare-dev
-run-dev:
+	pip3 install flake8
+	pip3 install autopep8
+	pip3 install virtualenv
+
+.PHONY: create-venv
+create-venv:
+	virtualenv $(VENV_NAME)
+	source $(VENV_ACTIVATE)
+	pip3 install -r src/requirements.txt
+
+.PHONY: remove-venv
+remove-venv:
+	rm -rf $(VENV_NAME)
+
+.PHONY: run-dev
+run:
 	cd src; \
-	python3 main.py --path "../module"
+	python3 main.py --path "../tests/"
+
+.PHONY: lint
+lint:
+	flake8 src/ --ignore=E501,W504,E128
+
+.PHONY: format
+format:
+	autopep8 --in-place --aggressive --aggressive . 
+
+.PHONY: all-tests
+all-tests:
+	cd src; \
+	pytest
+
+.PHONY: clean
+clean:
+	find -type d -name ".pytest_cache" -exec rm -rf {} +
+	find -type d -name "__pycache__" -exec rm -rf {} +