# check Python version

import sys
assert sys.version_info.major == 3, "You need python 3."
print("Python version is {} -> okay".format(sys.version_info[0:30]))

# check IPython version

import IPython
assert IPython.version_info[0] == 3, "You need IPython >= 3.1"
assert IPython.version_info[1] >= 1, "You need IPython >= 3.1"
print("IPython version is {} -> okay".format(IPython.version_info))

print("You are all set for the IPython course at the NGCM Summer academy 2015.")