Run mypy before running tests

So we test each python version. And this fail-fast the tests.

Author: philpep

MANIFEST.in

@@ -6,6 +6,7 @@ include doc/source/_templates/piwik.html
 include doc/Makefile
 include tox.ini
 include .flake8
+include mypy.ini
 include Makefile
 include README.rst CONTRIBUTING.rst CHANGELOG.rst
 include MANIFEST.in

mypy.ini

@@ -0,0 +1,14 @@
+[mypy]
+# XXX: goal is to turn it on
+strict = False
+check_untyped_defs = True
+show_error_codes = True
+
+[mypy-pytest.*]
+ignore_missing_imports = True
+
+[mypy-salt.*]
+ignore_missing_imports = True
+
+[mypy-winrm.*]
+ignore_missing_imports = True

test-requirements.txt

@@ -6,3 +6,4 @@ tornado<5
 salt
 pywinrm
 ansible>=3,<4
+mypy

tox.ini

@@ -10,6 +10,7 @@ description = Runs unittests
 deps=
     -rtest-requirements.txt
 commands=
+    {envpython} -m mypy testinfra test
     {envpython} -m pytest {posargs:-v -n 4 --cov testinfra --cov-report xml --cov-report term test}
 usedevelop=True
 passenv=HOME TRAVIS DOCKER_CERT_PATH DOCKER_HOST DOCKER_TLS_VERIFY WSL_DISTRO_NAME