py36 we also need to put py36 in externals

src/client/Directory.Build.Targets

@@ -39,6 +39,7 @@
 
     <Message Importance="High" Text="Generating service %(Proto3.FileName)" />
     <Exec Command="
+       set PATH=$(spark_build_python_path);%path% &amp;
        set PYTHONPATH=$(Externals)\python &amp;
        $(protoc) ^
        %(Proto3.FullPath) ^

src/lib/api/service_compiler/plugin.py

@@ -1,4 +1,5 @@
 #!/usr/bin/python
+from __future__ import print_function
 import os, sys
 from collections import namedtuple
 
@@ -30,8 +31,8 @@ import apioptions_pb2
 def loadTemplate(lang, name):
     path = os.path.join("templates", lang, name)
     text = open(path).read()
-    utext = unicode(text, "utf-8")
-    return compiler.compile(utext)
+    #utext = unicode(text, "utf-8")
+    return compiler.compile(text)
 
 def option(options, key, default=None):
     if options.HasExtension(key):
@@ -307,7 +308,7 @@ if __name__ == "__main__":
     if DEBUG: 
         data = open("data", mode='rb').read()
     else:
-        data = sys.stdin.read()
+        data = sys.stdin.buffer.read()
     request = plugin.CodeGeneratorRequest()
     # open("data", 'wb').write(data)
     request.ParseFromString(data)
@@ -316,8 +317,8 @@ if __name__ == "__main__":
 
     if DEBUG: 
         for f in response.file:
-            print f.content
+            print(f.content)
     else:
         output = response.SerializeToString()
-        sys.stdout.write(output)
+        sys.stdout.buffer.write(output)
 

tools/buildspark.cmd

@@ -2,4 +2,6 @@
 setlocal
 @call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Professional\Common7\Tools\VsDevCmd.bat" > nul
 cd /d %~dp0/../
+setlocal
+set path=%spark_build_python_path%;%path%
 msbuild /m /nologo /p:debugtype=portable /p:platform=x64 /p:GenerateFullPaths=true /clp:verbosity=minimal /clp:summary %* spark_client.sln

tools/vscode.cmd

@@ -4,5 +4,4 @@ cd %~dp0\..
 call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Professional\Common7\Tools\VsDevCmd.bat" > nul
 cd /d %~dp0\..
 setlocal
-set path=c:\python27;%path%
-cmd /C start "" "C:\Program Files\Microsoft VS Code\Code.exe" "%*" -n
+cmd /C start "" "C:\Program Files\Microsoft VS Code\Code.exe" "%*"