i just moved from bottleframework to flask. I changes what needed to be altered to convert the code and when i run it i just get "Internal server error" Running tail -f ../logs/error_log i get no errors. How can i find out what is the culprit her

[vergos....@gmail.com]

Στις Παρασκευή, 9 Ιουλίου 2021 στις 3:57:11 μ.μ. UTC+3, ο χρήστης Menno Holscher έγραψε:
> Op 09-07-2021 om 08:14 schreef vergos.... at gmail.com:
> > Στις Παρασκευή, 9 Ιουλίου 2021 στις 12:03:00 π.μ. UTC+3, ο χρήστης Menno Holscher έγραψε: 
> >> Op 08-07-2021 om 15:42 schreef vergos.... at gmail.com:
> >>>>> import flask 
> >>>>> dir(flask) 
> >> ['Blueprint', 'Config', 'Flask', 'Markup', 'Request', 'Response', 
> >> 'Session', '__builtins__', '__cached__', '__doc__', '__file__', 
> >> '__loader__', '__name__', '__package__', '__path__', '__spec__', 
> >> '__version__', '_app_ctx_stack', '_compat', '_request_ctx_stack', 
> >> 'abort', 'after_this_request', 'app', 'appcontext_popped', 
> >> 'appcontext_pushed', 'appcontext_tearing_down', 
> >> 'before_render_template', 'blueprints', 'cli', 'config', 
> >> 'copy_current_request_context', 'ctx', 'current_app', 'escape', 'flash', 
> >> 'g', 'get_flashed_messages', 'get_template_attribute', 'globals', 
> >> 'got_request_exception', 'has_app_context', 'has_request_context', 
> >> 'helpers', 'json', 'json_available', 'jsonify', 'make_response', 
> >> 'message_flashed', 'redirect', 'render_template', 
> >> 'render_template_string', 'request', 'request_finished', 
> >> 'request_started', 'request_tearing_down', 'safe_join', 'send_file', 
> >> 'send_from_directory', 'session', 'sessions', 'signals', 
> >> 'signals_available', 'stream_with_context', 'template_rendered', 
> >> 'templating', 'url_for', 'wrappers'] 
> >> ... there is no "run" there. What were you trying to achieve? 
> >>
> When you look at the exported symbols, there is no route, so if you 
> expected flask to export route it is not there either.
> > How is that even possible? 
> > 
> > Do i have something wrong in the www.py? 
> > 
> > from flask import Flask, route, request, redirect, render_template, url_for, send_from_directory, debug 
> > 
> > app = Flask(__name__) 
> > app.run(debug=True)
> There is 2 possibilities here. One is you have a module named route. 
> Than you do not import it as a name from flask, but as a module. 
> 
> The other is you are looking for the attribute route from the Flask class. 
> 
> @app.route("/item/<item_no>", methods=["GET", "POST"]) 
> 
> This creates a route. The route method is a method of an instance of 
> Flask (i.e. app), so importing Flask is enough.
> > 
> > Also i use run for this 
> > 
> > app.run( host='superhost.gr', port=5000, debug=True ) 
> >
> Yes, that is OK, if DNS contains a host superhost.gr.
> -- 
> Met vriendelijke groet / Kind regards 
> 
> Menno Hölscher
please tell me what i need to do to be able to see error messages in browser and not only via console:

app = Flask(__name__)
app.debug = True
application = app

The above only displays error via console into the error_log, having to open it each time. how can i see it in browser?