code: def getVersion(self):
          
          if isinstance(self.version, versions.Version):  return self.version
          if self.version: # verify specified version exists
              version = versions.Version(self.version) # create this object to allow self._version_ to be specified in multiple different ways by the user
              if version.baseVersion not in self.installedApp.versionMap(): # verify that the selected version has an executable
                  raise runConfigs.lib.SC2LaunchError(
                      "specified game version %s executable is not available.%s    available:  %s"%( \
                      version, os.linesep, "  ".join(self.installedApp.listVersions())))
              self.version = version
          else: # get most recent executable's version
              path = self.installedApp.exec_path()
              vResult = self.installedApp.mostRecentVersion
              self.version = versions.Version(vResult)
          if self.debug: print(os.linesep.join([
              "Game configuration detail:",
              "    platform:   %s"%(self.os),
              "    app:        %s"%(self.execPath),
              "    version:    %s"%(self.version)]))
          return self.version
docs: the executable application's version