Configuration framework for igraph.
igraph has some parameters which usually affect the behaviour of many
functions. This module provides the framework for altering and querying
igraph parameters as well as saving them to and retrieving them from
Copyright (C) 2006-2012 Tam\xc3\xa1s Nepusz
P\xc3\xa1zm\xc3\xa1ny P\xc3\xa9ter s\xc3\xa9t\xc3\xa1ny 1/a, 1117
This program is free software; you can redistribute it and/or
it under the terms of the GNU General Public License as published
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,
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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Returns the path of an image viewer on the given platform
Returns the path where the user-level configuration file is stored
Default mechanism to initiate igraph configuration
This method loads the user-specific configuration file from the user's
home directory, or if it does not exist, creates a default
The method is safe to be called multiple times, it will not parse the
configuration file twice.
- the Configuration object loaded or created.