Problem: ctypes c_char_b maps to bytes in Python3 Solution: prepend all strings with 'b' so Python3 interprets them as bytes, while is is transparent to Python2
Problem: ctypes c_char_b maps to bytes in Python3
Solution: prepend all strings with 'b' so Python3 interprets them as bytes, while is is transparent to Python2

zeromq/zyre,zeromq/zyre,zeromq/zyre,zeromq/zyre,zeromq/zyre,zeromq/zyre,zeromq/zyre,zeromq/zyre