Use Flask to convert a Pandas dataframe to CSV and serve a download

Question

I have a Pandas dataframe in my Flask app that I want to return as a CSV file.

return Response(df.to_csv())

The problem is that the output

Answer 1

This is pretty much the same solution but you can just pass the same info into Response:

return Response(
       df.to_csv(),
       mimetype="text/csv",
       headers={"Content-disposition":
       "attachment; filename=filename.csv"})