'Parse all specified features according to the ISUPPORT specifications.
@type features: C{list} of C{(featureName, value)}
@param features: Feature names and values to parse
@rtype: L{irc.ServerSupportedFeatures}'

def _parse(self, features):

    supported = irc.ServerSupportedFeatures()
    features = [('%s=%s' % (name, (value or ''))) for (name, value) in features]
    supported.parse(features)
    return supported
