Python3 TypeError: a bytes-like object is required, not 'int'

Question

Python3 TypeError: a bytes-like object is required, not 'int'

Closed this issue 3 years ago · 2 comments

File "BeaconScanner.py", line 19, in
returnedList = ScanUtility.parse_events(sock, 10)
File "/home/pi/BLE-Beacon-Scanner/ScanUtility.py", line 107, in parse_events
rssi, = struct.unpack("b", packet[packetOffset -1])
TypeError: a bytes-like object is required, not 'int'

Answer 1 · 2020-10-30T20:41:11.000Z

(The same happens also at line 72)

Answer 2 · 2021-02-22T17:38:32.000Z

This is acceptable only in Python 2. If you are running it in Python 3, use bytes().
Eg: struct.unpack("b", bytes(packet[packetOffset -1]))