code: def get_platform():
      # type: () -> str
      
      if sys.platform == 'darwin':
          # distutils.util.get_platform() returns the release based on the value
          # of MACOSX_DEPLOYMENT_TARGET on which Python was built, which may
          # be significantly older than the user's current machine.
          release, _, machine = platform.mac_ver()
          split_ver = release.split('.')
  
          if machine == "x86_64" and _is_running_32bit():
              machine = "i386"
          elif machine == "ppc64" and _is_running_32bit():
              machine = "ppc"
  
          return 'macosx_{}_{}_{}'.format(split_ver[0], split_ver[1], machine)
  
      # XXX remove distutils dependency
      result = distutils.util.get_platform().replace('.', '_').replace('-', '_')
      if result == "linux_x86_64" and _is_running_32bit():
          # 32 bit Python program (running on a 64 bit Linux): pip should only
          # install and run 32 bit compiled extensions in that case.
          result = "linux_i686"
  
      return result
docs: Return our platform name 'win32', 'linux_x86_64