@mariapaskevich You need to include a
requirements.txt file in your repo containing the Python dependencies of your app
Python dependencies are packages imported within the app that aren’t part of the Python Standard Library.
To resolve the error, upload a
requirements.txt file to your repo containing the following lines:
Doing so will install the dependencies before your app is run.
Going forward, you can also automatically generate a requirements file for your app using pipreqs. To do so, open a terminal and pass the path of your app to pipreqs. For example: