if os.path.exists(self.pathout['classes_names.txt']) :
with codecs.open(self.pathout['classes_names.txt'], 'r', self.parent.syscoding) as f :
clusternames_ = f.read()
if os.path.exists(self.pathout['classes_names.txt']) :
with codecs.open(self.pathout['classes_names.txt'], 'r', self.parent.syscoding) as f :
clusternames_ = f.read()