werkzeug serving.run_simple

参考:
https://werkzeug.palletsprojects.com/en/1.0.x/serving/?highlight=run%20simple#werkzeug.serving.run_simple

werkzeug.serving.run_simple(hostname, port, application, use_reloader=False, use_debugger=False, use_evalex=True, extra_files=None, reloader_interval=1, reloader_type='auto', threaded=False, processes=1, request_handler=None, static_files=None, passthrough_errors=False, ssl_context=None)

启动一个 WSGI application

参数描述
hostname
port
application
SystemExit Traceback (most recent call last) Cell In[1], line 95 90 return jsonify({"result": result}) 93 if __name__ == '__main__': 94 # 开发环境下可以设置 debug=True,默认在本地5000端口启动服务 ---> 95 app.run(debug=True) File C:\anaconda\Lib\site-packages\flask\app.py:625, in Flask.run(self, host, port, debug, load_dotenv, **options) 622 from werkzeug.serving import run_simple 624 try: --> 625 run_simple(t.cast(str, host), port, self, **options) 626 finally: 627 # reset the first request information if the development server 628 # reset normally. This makes it possible to restart the server 629 # without reloader and that stuff from an interactive shell. 630 self._got_first_request = False File C:\anaconda\Lib\site-packages\werkzeug\serving.py:1106, in run_simple(hostname, port, application, use_reloader, use_debugger, use_evalex, extra_files, exclude_patterns, reloader_interval, reloader_type, threaded, processes, request_handler, static_files, passthrough_errors, ssl_context) 1103 from ._reloader import run_with_reloader 1105 try: -> 1106 run_with_reloader( 1107 srv.serve_forever, 1108 extra_files=extra_files, 1109 exclude_patterns=exclude_patterns, 1110 interval=reloader_interval, 1111 reloader_type=reloader_type, 1112 ) 1113 finally: 1114 srv.server_close() File C:\anaconda\Lib\site-packages\werkzeug\_reloader.py:458, in run_with_reloader(main_func, extra_files, exclude_patterns, interval, reloader_type) 456 reloader.run() 457 else: --> 458 sys.exit(reloader.restart_with_reloader()) 459 except KeyboardInterrupt: 460 pass SystemExit: 1键入%tb后得到这些
03-22
ImportError Traceback (most recent call last) Cell In[7], line 37 34 return jsonify({'answer': answer}) 36 if __name__ == '__main__': ---> 37 app.run(debug=True) File c:\users\ljimmy\appdata\local\programs\python\python38\lib\site-packages\flask\app.py:914, in Flask.run(self, host, port, debug, load_dotenv, **options) 911 from werkzeug.serving import run_simple 913 try: --> 914 run_simple(t.cast(str, host), port, self, **options) 915 finally: 916 # reset the first request information if the development server 917 # reset normally. This makes it possible to restart the server 918 # without reloader and that stuff from an interactive shell. 919 self._got_first_request = False File c:\users\ljimmy\appdata\local\programs\python\python38\lib\site-packages\werkzeug\serving.py:1097, in run_simple(hostname, port, application, use_reloader, use_debugger, use_evalex, extra_files, exclude_patterns, reloader_interval, reloader_type, threaded, processes, request_handler, static_files, passthrough_errors, ssl_context) 1094 from ._reloader import run_with_reloader 1096 try: -> 1097 run_with_reloader( 1098 srv.serve_forever, 1099 extra_files=extra_files, 1100 exclude_patterns=exclude_patterns, 1101 interval=reloader_interval, 1102 reloader_type=reloader_type, 1103 ) 1104 finally: 1105 srv.server_close() File c:\users\ljimmy\appdata\local\programs\python\python38\lib\site-packages\werkzeug\_reloader.py:440, in run_with_reloader(main_func, extra_files, exclude_patterns, interval, reloader_type) 437 import signal 439 signal.signal(signal.SIGTERM, lambda *args: sys.exit(0)) --> 440 reloader = reloader_loops[reloader_type]( 441 extra_files=extra_files, exclude_patterns=exclude_patterns, interval=interval 442 ) 444 try: 445 if os.environ.get("WERKZEUG_RUN_MAIN") == "true": File c:\users\ljimmy\appdata\local\programs\python\python38\lib\site-packages\werkzeug\_reloader.py:315, in WatchdogReloaderLoop.__init__(self, *args, **kwargs) 313 from watchdog.observers import Observer 314 from watchdog.events import PatternMatchingEventHandler --> 315 from watchdog.events import EVENT_TYPE_OPENED 316 from watchdog.events import FileModifiedEvent 318 super().__init__(*args, **kwargs) ImportError: cannot import name 'EVENT_TYPE_OPENED' from 'watchdog.events' (C:\Users\Ljimmy\AppData\Roaming\Python\Python38\site-packages\watchdog\events.py)
06-03
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