Looks like changing line #34 of botobackend.py to:
from filechunkio import FileChunkIO
resolved the issue with Henrique's multiprocessing-fallback branch on OpenBSD, and chunked file upload seems to be working (I can't tell if it is in fact uploading concurrently, but it was successful)
Looks like changing line #34 of botobackend.py to:
from filechunkio import FileChunkIO
resolved the issue with Henrique's multiprocessing -fallback branch on OpenBSD, and chunked file upload seems to be working (I can't tell if it is in fact uploading concurrently, but it was successful)