Client usage tutorial incompatable with some SocksiPy versions

Our client usage tutorial (To Russia With Love) is reportedly incompatible with certain SocksiPy versions.

The tutorial works with the standard SocksiPy Version 1.4.2 as well as Version 1.0 but not version 1.01...

Socks5:

[...]
  File "/usr/lib64/python2.7/site-packages/socks.py", line 163, in sendall
    if 'encode' in dir(bytes):
RuntimeError: maximum recursion depth exceeded while calling a Python object

Socks4:

[...]
  File "/usr/lib64/python2.7/site-packages/socks.py", line 399, in connect
    self.__negotiatesocks4(destpair[0],destpair[1])
  File "/usr/lib64/python2.7/site-packages/socks.py", line 313, in __negotiatesocks4
    req = "\x04\x01" + struct.pack(">H",destport).decode() + ipaddr
UnicodeDecodeError: 'ascii' codec can't decode byte 0xbb in position 1: ordinal not in range(128)