I had the same errors, and found that a "filename" parameter which Requests adds to multipart/form-data parts was the problem.To prevent Requests from adding this, the files argument for reque...

Thanks for letting me know. I ended up emailing the converted jpegs to the students and asked them to resubmit them.

I had a student submit their work in an unsupported format (.HEIC). I'm able to convert these to a usable format on my computer, but I'd like to use the annotation tools in SpeedGrader to give...

Thanks for letting me know. I ended up emailing the converted jpegs to the students and asked them to resubmit them.

I had a student submit their work in an unsupported format (.HEIC). I'm able to convert these to a usable format on my computer, but I'd like to use the annotation tools in SpeedGrader to give...

I had the same errors, and found that a "filename" parameter which Requests adds to multipart/form-data parts was the problem.To prevent Requests from adding this, the files argument for reque...