DEP : update six minimum version

tacaswell · tacaswell · commit 014c11277c54 · 2014-09-18T16:51:45.000-04:00
turns out we really need version 1.4 or better fixes matplotlib#3538
diff --git a/INSTALL b/INSTALL
@@ -192,7 +192,7 @@ Required Dependencies
     using pip, easy_install or installing from source, the installer
     will attempt to download and install `pyparsing` from PyPI.
 
-six 1.3 or later
+six 1.4 or later
     Python 2/3 compatibility library.  This is also a dependency of
     :term:`dateutil`.
 
diff --git a/setupext.py b/setupext.py
@@ -1179,7 +1179,7 @@ def get_extension(self):
 
 class Six(SetupPackage):
     name = "six"
-    min_version = "1.3"
+    min_version = "1.4"
 
     def check(self):
         try:
