As per struct.error: unpack requires a string argument of length 5 · Issue #10 · vshymanskyy/blynk-library-python · GitHub the fix is to change line 389 of the library from:
if data:
to
if data and len(data) == HDR_LEN:
As per struct.error: unpack requires a string argument of length 5 · Issue #10 · vshymanskyy/blynk-library-python · GitHub the fix is to change line 389 of the library from:
if data:
to
if data and len(data) == HDR_LEN: