public T with(final String configFile) throws Exception {
        final Configurations configs = new Configurations();
        return with(configs.properties(configFile));
    }
Creates a {@link TraversalSource} from a configuration file which may either be for a {@link Graph} instance or
for a {@link RemoteConnection}.

@param configFile a path to a configuration file
gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/AnonymousTraversalSource.java