Improve makefile

{{cookiecutter.project_slug}}/Makefile

 PKGNAME={{cookiecutter.project_slug}}
 
-default: build
-
-all: install
-
-install: 
+install:
 	pip install .
 
 install-dev:
 	pip install -e ".[dev]"
 
-venv:
-	python3 -m venv venv
-
 clean:
-	python3 setup.py clean --all
-	rm -rf venv
+	python setup.py clean --all
 
-test: 
+test:
 	py.test --junitxml=./reports/junit.xml -o junit_suite_name=$(PKGNAME) tests
 
 test-cov:
 	py.test --cov ./$(PKGNAME) --cov-report term-missing --cov-report xml:reports/coverage.xml --cov-report html:reports/coverage tests
 
-test-loop: 
+test-loop:
 	py.test tests
 	ptw --ext=.py,.pyx --ignore=doc tests
 
-yapf:
-	yapf -i -r $(PKGNAME)
-	yapf -i -r tests
-	yapf -i setup.py
+flake8:
+	py.test --flake8
+
+pep8: flake8
+
+docstyle:
+	py.test --docstyle
+
+lint:
+	py.test --pylint
+
+dependencies:
+	pip install -Ur requirements.txt
+
+.PHONY: black
+black:
+	black km3io
+	black examples
+	black tests
+	black doc/conf.py
+	black setup.py
+
+.PHONY: black-check
+black-check:
+	black --check km3io
+	black --check examples
+	black --check tests
+	black --check doc/conf.py
+	black --check setup.py
+
 
-.PHONY: all clean install install-dev venv test test-cov test-loop yapf
+.PHONY: all clean install install-dev test  test-nocov flake8 pep8 dependencies docstyle black black-check