Try to run a python script

appveyor.yml

@@ -5,20 +5,23 @@ os: Windows Server 2012 R2
 clone_folder: c:\gopath\src\github.com\urfave\cli
 
 environment:
-  GOPATH: c:\gopath
+  GOPATH: C:\gopath
   GOVERSION: 1.6
+  PYTHON: C:\Python27-x64
+  PYTHON_VERSION: 2.7.x
+  PYTHON_ARCH: 64
 
 install:
-  - set PATH=%GOPATH%\bin;c:\go\bin;%PATH%
+  - set PATH=%GOPATH%\bin;C:\go\bin;%PATH%
   - go version
   - go env
   - go get github.com/urfave/gfmxr/...
   - go get -v -t ./...
 
 build_script:
-  - ./runtests vet
-  - ./runtests test
-  - ./runtests gfmxr
+  - python runtests vet
+  - python runtests test
+  - python runtests gfmxr
 
 test: off