problem using python 3.6

[brucellino]

module list
Currently Loaded Modulefiles:

1. ncurses/6.0 3) mpfr/3.1.5 5) gcc/6.3.0 7) sqlite/3090200 9) openssl/1.0.2j
2. gmp/6.1.0 4) mpc/1.0.3 6) bzip2/1.0.6 8) readline/7.0 10) python/3.6.0-gcc-6.3.0
   error was

  File "/cvmfs/code-rade.africa-grid.org//generic/u1610/x86_64/python/3.6.0-gcc-6.3.0/lib/python3.6/site.py", line 177
    file=sys.stderr)
        ^