Merge pull request #172 from Gallaecio/flake8

Add pytest-flake8

Author: kmike

.travis.yml

@@ -6,6 +6,8 @@ branches:
     - /^v\d\.\d+\.\d+(rc\d+|\.dev\d+)?$/
 matrix:
   include:
+    - python: 3.8
+      env: TOXENV=flake8
     - python: 2.7
       env: TOXENV=py27
     - python: pypy

conftest.py

@@ -0,0 +1,8 @@
+def pytest_collection_modifyitems(session, config, items):
+    # Avoid executing tests when executing `--flake8` flag (pytest-flake8)
+    try:
+        from pytest_flake8 import Flake8Item
+        if config.getoption('--flake8'):
+            items[:] = [item for item in items if isinstance(item, Flake8Item)]
+    except ImportError:
+        pass

pytest.ini

@@ -1,2 +1,12 @@
 [pytest]
 addopts = --doctest-modules --assert=plain --ignore=setup.py
+flake8-ignore =
+    docs/conf.py E265 E402
+    parsel/csstranslator.py E402 E501
+    parsel/selector.py E126 E305 E501
+    parsel/utils.py E226 E501
+    parsel/xpathfuncs.py E501
+    tests/test_selector.py E124 E127 E128 E231 E265 E303 E501 F811 W293
+    tests/test_selector_csstranslator.py E501
+    tests/test_utils.py E501
+    tests/test_xpathfuncs.py E501

tox.ini

@@ -7,6 +7,14 @@ deps =
 
 commands = py.test --cov=parsel --cov-report= {posargs:parsel tests}
 
+[testenv:flake8]
+basepython = python3.8
+deps =
+    {[testenv]deps}
+    pytest-flake8
+commands =
+    pytest --flake8
+
 [docs]
 changedir = docs
 deps =