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 Flask入门教程app.py:404 错误处理函数 第 6 章:模板优化 48 @app.errorhandler(404) # 传入要处理的错误代码 def page_not_found(e): # 接受异常对象作为参数 user = User.query.first() return render_template('404.html', user=user), 404 # 返回模0 码力 | 127 页 | 7.62 MB | 1 年前3
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