dbg.py 文件源码

def _runscript(self, filename):
        # The script has to run in __main__ namespace (clear it)
        import __main__
        import imp
        filename = os.path.abspath(filename)
        __main__.__dict__.clear()
        __main__.__dict__.update({"__name__"    : "__main__",
                                  "__file__"    : filename,
                                  "__builtins__": __builtins__,
                                  "imp"         : imp,          # need for run
                                 })

        # avoid stopping before we reach the main script 
        self._wait_for_mainpyfile = 1
        self.mainpyfile = self.canonic(filename)
        self._user_requested_quit = 0
        if sys.version_info>(3,0):
            statement = 'imp.load_source("__main__", "%s")' % filename
        else:
            statement = 'execfile(%r)' % filename
        self.startup()
        self.run(statement)