BLD: set the max line length on the flake8 config (#15578)

anntzer · web-flow · commit 3a811a27491a · 2019-10-31T10:27:50.000+01:00
BLD: set the max line length on the flake8 config
diff --git a/.flake8 b/.flake8
@@ -1,4 +1,5 @@
 [flake8]
+max-line-length = 79
 ignore =
     # Normal default
     E121,E123,E126,E226,E24,E704,W503,W504,
