Backport PR #25701: Pinned pycodestyle (#25713)

WillAyd · jorisvandenbossche · commit 95938db1160f · 2019-03-18T15:45:41.000+01:00
diff --git a/environment.yml b/environment.yml
@@ -19,7 +19,9 @@ dependencies:
   - hypothesis>=3.82
   - isort
   - moto
-  - pytest>=4.0
+  - pycodestyle=2.4
+  - pytest>=4.0.2
+  - pytest-mock
   - sphinx
   - numpydoc
 
diff --git a/requirements-dev.txt b/requirements-dev.txt
@@ -10,7 +10,9 @@ gitpython
 hypothesis>=3.82
 isort
 moto
-pytest>=4.0
+pycodestyle==2.4
+pytest>=4.0.2
+pytest-mock
 sphinx
 numpydoc
 beautifulsoup4>=4.2.1
