Switched appveyor environment to 3.7

aphearin · aphearin · commit 8bb92d6f33f4 · 2020-01-07T10:20:15.000-06:00
diff --git a/appveyor.yml b/appveyor.yml
@@ -14,7 +14,7 @@ environment:
 
   matrix:
 
-      - PYTHON_VERSION: "2.7"
+      - PYTHON_VERSION: "3.7"
         ASTROPY_VERSION: "stable"
         NUMPY_VERSION: "stable"
 
