Update to python 3.9

phackstock · znicholls · commit 4c61f8190f3e · 2023-10-20T22:24:32.000+11:00
diff --git a/appveyor.yml b/appveyor.yml
@@ -2,8 +2,8 @@ build: false
 
 environment:
   matrix:
-    - PYTHON: "C:\\Python37-x64"
-      PYTHON_VERSION: "3.7"
+    - PYTHON: "C:\\Python39-x64"
+      PYTHON_VERSION: "3.9"
       PYTHON_ARCH: "64"
 
 
