Log Message:
py-ipykernel: updated to 5.2.0

5.2.0 Includes several bugfixes and internal logic improvements.
- Produce better traceback when kernel is interrupted
- Add ``InProcessKernelClient.control_channel`` for compatibility with \ 
jupyter-client v6.0.0
- Drop support for Python 3.4
- Work around issue related to Tornado with python3.8 on Windows
- Prevent entering event loop if it is None
- Use ``shell.input_transformer_manager`` when available