code: def start(self, threaded=None):
          
          if threaded is not None:
              self.threaded = threaded
          run = {'run': {'threaded': False}}
          self.project = project.project(
              self.desc, run, root_file=self.project_file)
          self._run = self.project.run
          self._runner.start(self.threaded)
docs: Creates and starts the project.