处理自定义异常: @app.errorhandler(CustomError)defhandle_custom_error(error):returnstr(error),400 4. 全局错误处理 如果你希望在整个应用中处理所有未处理的异常,可以使用全局错误处理函数。这些处理函数可以捕获所有未被显式捕获的错误。 app.py 文件代码: 实例 @app.errorhandler(Exception) defhandle_exceptio...
def handle_exception(self, e): """Default exception handling that kicks in when an exception occurs that is not caught. In debug mode the exception will be re-raised immediately, otherwise it is logged and the handler for a 500 internal server error is used. If no such handler exists, a...
exception.__init__(self) else: exception.__init__(self, arg) @property def description(self): if self.show_exception: return "{}\n{}: {}".format( self._description, exception.__name__, exception.__str__(self) ) return self._description @description.setter def description(self, valu...
self.response = response@classmethoddefwrap(cls, exception, name=None):"""Create an exception that is a subclass of the calling HTTP exception and the ``exception`` argument. The first argument to the class will be passed to the wrapped ``exception``, the rest to the HTTP exception. If ...
@app.errorhandler(Exception)defhandle_exception(error):# 处理所有异常returnf'An error occurred:{error}',500 5. 使用 abort 函数 Flask 提供了一个 abort 函数,用于在视图函数中主动触发 HTTP 错误。这可以用于在特定条件下返回错误响应。 fromflaskimportabort@app.route('/abort_example')defabort_example(...
1381, in handle_user_exception reraise(exc_type, exc_value, tb) File "/var/www/topicdm/venv/lib/python2.7/site-packages/flask/app.py", line 1475, in full_dispatch_request rv = self.dispatch_request() File "/var/www/topicdm/venv/lib/python2.7/site-packages/flask/app.py", line 1461...
line 1381, in handle_user_exception reraise(exc_type, exc_value, tb) File "/Users/duzhipeng/project/xianpi/venv/lib/python3.4/site-packages/flask/_compat.py", line 33, in reraise raise value File "/Users/duzhipeng/project/xianpi/venv/lib/python3.4/site-packages/flask/app.py", ...
def handle_exception(self, e):"""Default exception handling that kicks in when an exception occurs that is not caught. In debug mode the exception will be re-raised immediately, otherwise it is logged and the handler for a 500 internal server error is used. If no such handler exists, ...
我们也可以根据捕获异常钩子errorhandler 来自定义异常的输出。 404 NotFound 以404 NotFound 为例，在w...
finish_request(request, client_address) except Exception: self.handle_error(request, client_address) finally: self.shutdown_request(request) def process_request(self, request, client_address): """Start a new thread to process the request.""" t = threading.Thread(target = self.process_request...