"""Config functions"""
#
#  Copyright (C) PyZMQ Developers
#
#  This file is part of pyzmq, copied and adapted from h5py.
#  h5py source used under the New BSD license
#
#  h5py: <http://code.google.com/p/h5py/>
#
#  Distributed under the terms of the New BSD License.  The full license is in
#  the file COPYING.BSD, distributed as part of this software.
#

#
# Utility functions (adapted from h5py: http://h5py.googlecode.com)
#

def v_str(v_tuple):
    """turn (2,0,1) into '2.0.1'."""
    return ".".join(str(x) for x in v_tuple)