Try to fix appveyor

appveyor.yml

@@ -65,17 +65,20 @@ test_script:
   - "py.test tests/beemgraphene"
 
 after_test:
-  # If tests are successful, create binary packages for the project.
-  - pyinstaller beempy-onedir.spec
-  - copy /Y C:\OpenSSL-Win64\bin\libeay32.dll dist\beempy
-  - copy /Y C:\OpenSSL-Win64\bin\ssleay32.dll dist\beempy
-  - 7z a beempy.zip %APPVEYOR_BUILD_FOLDER%\dist\beempy
-  - 7z a -m0=LZMA2 -mx9 $env:BUILD %APPVEYOR_BUILD_FOLDER%\dist\beempy
-  #- "%CMD_IN_ENV% python setup.py bdist_wininst"
-  #- "%CMD_IN_ENV% python setup.py bdist_msi"
-  - (get-filehash $env:BUILD -algorithm SHA256).Hash | out-file ("{0}.sha256" -f $env:BUILD) -encoding ascii
-  - (get-filehash beempy.zip -algorithm SHA256).Hash | out-file "beempy.zip.sha256" -encoding ascii 
-  - ps: "ls dist"
+  
+  - ps: | # If tests are successful, create binary packages for the project.
+      pyinstaller beempy-onedir.spec
+
+  - ps: | # package artifacts
+      copy /Y C:\OpenSSL-Win64\bin\libeay32.dll dist\beempy
+      copy /Y C:\OpenSSL-Win64\bin\ssleay32.dll dist\beempy
+      7z a beempy.zip %APPVEYOR_BUILD_FOLDER%\dist\beempy
+      7z a -m0=LZMA2 -mx9 $env:BUILD %APPVEYOR_BUILD_FOLDER%\dist\beempy
+
+  - ps: | # generate sha256 hashes
+      (get-filehash $env:BUILD -algorithm SHA256).Hash | out-file ("{0}.sha256" -f $env:BUILD) -encoding ascii
+      (get-filehash beempy.zip -algorithm SHA256).Hash | out-file "beempy.zip.sha256" -encoding ascii 
+  
 
 artifacts:
   # Archive the generated packages in the ci.appveyor.com build report.