New rules for 'make clean'

Makefile

@@ -33,9 +33,31 @@ endif
 # COMMANDS                                                                      #
 #################################################################################
 
-## Delete all compiled Python files
-clean:
-	find . -name "*.pyc" -exec rm {} \;
+## Deletes all build, test, coverage, and Python artifacts
+clean: clean-build clean-pyc clean-test
+
+## Removes Python file artifacts
+clean-pyc:
+	find . -name '*.pyc' -exec rm -f {} +
+	find . -name '*.pyo' -exec rm -f {} +
+	find . -name '*~' -exec rm -f {} +
+	find . -name '__pycache__' -exec rm -fr {} +
+
+## Remove build artifacts
+clean-build:
+	rm -fr build/
+	rm -fr dist/
+	rm -fr .eggs/
+	find . -name '*.egg-info' -exec rm -fr {} +
+	find . -name '*.egg' -exec rm -f {} +
+
+## Remove test and coverage artifacts
+clean-test:
+	rm -fr .tox/
+	rm -f .coverage
+	rm -fr htmlcov/
+	rm -fr .pytest_cache
+
 
 ## Lint using flake8
 lint: