Update direct dependencies to latest versions

codeinthehole · codeinthehole · commit 2ee6ac8ee88f · 2021-04-13T10:07:11.000+01:00
diff --git a/requirements.txt b/requirements.txt
@@ -1,8 +1,8 @@
 # Packaging
-pip==19.0.3
-setuptools==40.8.0
-wheel==0.33.1
+pip==20.3.4  # max version compatible with Python 2.7
+setuptools==56.0.0
+wheel==0.36.2
 
 # Testing
 pytest
-tox==3.7.0
+tox==3.23.0
