Thomas Bianchi

leaving `service..image` empty does not start the service, this is the output: ``` The service 'postgres' will not be started because the container definition has an empty image. ``` This...

See this [Thread](http://stackoverflow.com/questions/23113494/double-progress-bar-in-python), it gives some alternatives, and an hack to use this library. I reccomend however switching to [tqdm](https://github.com/tqdm/tqdm#nested-progress-bars)

@kacifer could you elaborate on the solution you have found? I can't find any PR open to fix this