Use the 'flask --app' option, 'FLASK_APP' environment variable, or a 'wsgi.py' or 'app.py' file

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Can you help me to buy a coffee:

Usage: flask run [OPTIONS]
Try 'flask run --help' for help.

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It comes like 'export is not recognised as an internal or external command, operable program or batch file' what will do now

vzfevbf
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I am getting error that
Failed to find flask application or factory in module app, use app:name to specify one.
Please help

anaghajinturkar
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j'ai essayé mais cela ne marche pas chez moi

ogblntu