_pydev_sys_patch.py 文件源码

def patch_reload():
    try:
        import __builtin__ as builtins
    except ImportError:
        import builtins

    if hasattr(builtins, "reload"):
        sys.builtin_orig_reload = builtins.reload
        builtins.reload = patched_reload(sys.builtin_orig_reload)  # @UndefinedVariable
        try:
            import imp
            sys.imp_orig_reload = imp.reload
            imp.reload = patched_reload(sys.imp_orig_reload)  # @UndefinedVariable
        except:
            pass
    else:
        try:
            import importlib
            sys.importlib_orig_reload = importlib.reload  # @UndefinedVariable
            importlib.reload = patched_reload(sys.importlib_orig_reload)  # @UndefinedVariable
        except:
            pass

    del builtins