Using poetry run if venv not enabled

Author: JohnPreston

Makefile

@@ -51,7 +51,7 @@ lint: ## check style with flake8
 	flake8 compose_x_common tests
 
 test: ## run tests quickly with the default Python
-	pytest
+	pytest || poetry run pytest
 
 test-all: ## run tests on every Python version with tox
 	tox
@@ -93,6 +93,6 @@ install: clean ## install the package to the active Python's site-packages
 
 
 conform	: ## Conform to a standard of coding syntax
-	isort --profile black src
-	black src tests
+	isort --profile black src || poetry run isort --profile black src
+	black src tests || poetry run black src tests
 	find src -name "*.json" -type f  -exec sed -i '1s/^\xEF\xBB\xBF//' {} +