#!/usr/bin/env python

#

# data_tools - Various tools to manipulate data

#

# Copyright 2007 Sam Hart

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

#

# Author: Sam Hart

"""

Swarm utility functions

A collection of utility functions used by Swarm

"""

import sha

def get_hash(str1, str2, str3):

    """

    get_unique_hash(str1, str2, str3):

    Given three strings, will return a unique hex hash

    """

    h = sha.new(str1)

    h.update(str2)

    h.update(str3)

    return h.hexdigest()