Code fragment metadata

hasIdentifier: https://padme-analytics.de/pht/codeFragment/4257d4c1fee0fb92dfe7ed1ecafd03fdb00c0865a3ec4ce515de025f2d5d67c2
hasContent: if not osp.exists(osp.join(training_dir, 'log.csv')):

Code fragment is used in the following Trains