A saída do terminal
/usr/lib/python2.7/dist-packages/PIL/Image.py:870: UserWarning: Palette images with Transparency expressed in bytes should be converted to RGBA images
'to RGBA images')
Traceback (most recent call last):
File "/usr/bin/qtqr", line 540, in decodeFile
if qr.decode():
File "/usr/lib/python2.7/dist-packages/qrtools.py", line 181, in decode
raw = pil.tostring()
File "/usr/lib/python2.7/dist-packages/PIL/Image.py", line 695, in tostring
"Please call tobytes() instead.")
Exception: tostring() has been removed. Please call tobytes() instead.
Traceback (most recent call last):
File "/usr/bin/qtqr", line 540, in decodeFile
if qr.decode():
File "/usr/lib/python2.7/dist-packages/qrtools.py", line 181, in decode
raw = pil.tostring()
File "/usr/lib/python2.7/dist-packages/PIL/Image.py", line 695, in tostring
"Please call tobytes() instead.")
Exception: tostring() has been removed. Please call tobytes() instead.
indica um bug que eu arquivei no link . Você só pode sentar e esperar até que seja consertado (ou consertar você mesmo e compartilhar, é claro).