Talknet tutorial
This pull request **introduces 1 alert** when merging eaf6cf589e86f83acb2f48c1e6dc831e1533af89 into cd55594e0f60a4bcbaf6d0e4196c1404591e0076 - [view on LGTM.com](https://lgtm.com/projects/g/NVIDIA/NeMo/rev/pr-9ee197eb87b278c5e13fc11f091b00114da5f04b)

**new alerts:**

* 1 for Unused import