Speed up py.test by only looking for tests in tests/

Author: puddly

setup.cfg

@@ -27,3 +27,7 @@ default_section = THIRDPARTY
 known_first_party = zigpy_znp,tests
 forced_separate = tests
 combine_as_imports = true
+
+[tool:pytest]
+addopts = --showlocals --verbose
+testpaths = tests

tox.ini

@@ -10,7 +10,7 @@ skip_missing_interpreters = True
 [testenv]
 setenv = PYTHONPATH = {toxinidir}
 install_command = pip install {opts} {packages}
-commands = py.test --cov --cov-report=html --showlocals --verbose
+commands = py.test --cov --cov-report=html
 deps =
     coveralls
     pytest==5.3.5