goa/overrides/toolsutils.py
author Aurelien Campeas <aurelien.campeas@logilab.fr>
Thu, 15 Apr 2010 14:07:25 +0200
branchstable
changeset 5277 92b827b3830e
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child 5421 8167de96c523
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[doc] save idiotic changes to some drawing
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"""
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:organization: Logilab
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:copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
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:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
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:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
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"""
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import sys
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from cubicweb import warning
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def lines(path, comments=None):
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    result = []
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    for line in open(path, 'U'):
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        line = line.strip()
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        if line and (comments is None or not line.startswith(comments)):
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            result.append(line)
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    return result
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def read_config(config_file):
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    """read the instance configuration from a file and return it as a
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    dictionnary
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    :type config_file: str
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    :param config_file: path to the configuration file
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    :rtype: dict
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    :return: a dictionary with specified values associated to option names
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    """
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    config = current = {}
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    try:
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        for line in lines(config_file, comments='#'):
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            try:
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                option, value = line.split('=', 1)
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            except ValueError:
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                option = line.strip().lower()
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                if option[0] == '[':
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                    # start a section
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                    section = option[1:-1]
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                    assert not config.has_key(section), \
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                           'Section %s is defined more than once' % section
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                    config[section] = current = {}
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                    continue
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                print >> sys.stderr, 'ignoring malformed line\n%r' % line
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                continue
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            option = option.strip().replace(' ', '_')
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            value = value.strip()
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            current[option] = value or None
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    except IOError, ex:
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        warning('missing or non readable configuration file %s (%s)',
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                config_file, ex)
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    return config
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def env_path(env_var, default, name):
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    return default
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def create_dir(*args):
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    raise RuntimeError()