text: import os
  import subprocess
  import sys
  import time
  
  
  def msbuild(project, python_version):
      base_environ = os.environ
      base_environ.update({'PYTHONHOME': python_version})
      vs = '"C:/Program Files (x86)/MSBuild/14.0/Bin/MSBuild.exe"'
      process = subprocess.Popen('{0} {1} /t:Rebuild /p:Configuration="Development Editor" /p:Platform=Win64'.format(vs, project), env=base_environ)
      while process.poll() is None:
          time.sleep(0.5)
      if process.returncode != 0:
          sys.exit(process.returncode)
  
  main_start = time.time()
  sln = sys.argv[1]
  python_version = sys.argv[2]
  
  print('\n\n***** building {0} for {1} *****\n\n'.format(sln, python_version))
  sys.stdout.flush()
  msbuild(sln, python_version)
  
  main_end = time.time()
  print('build ready after {0} seconds'.format(main_end-main_start))
  