Progress bar does not present training loss step when Ranger optimizer is used.
🐛 Bug
AdamW:

Ranger:

Please reproduce using the BoringModel

To Reproduce
Use pytorch_ranger or Less Wright's package https://github.com/lessw2020/Ranger-Deep-Learning-Optimizer
The code is in my repo:
https://github.com/psandev/PyTorch_Lightning_YOLOv3

Expected behavior

Environment
Note: Bugs with code are solved faster ! Colab Notebook should be made public !


IDE: Please, use our python bug_report_model.py template.


Colab Notebook: Please copy and paste the output from our environment collection script (or fill out the checklist below manually).


You can get the script and run it with:
wget https://raw.githubusercontent.com/PyTorchLightning/pytorch-lightning/master/tests/collect_env_details.py
# For security purposes, please check the contents of collect_env_details.py before running it.
python collect_env_details.py


PyTorch Version (1.71):
OS (Linux):
How you installed PyTorch (pip):
Build command you used (NA):
Python version: 3.7
CUDA/cuDNN version: 10.2
GPU models and configuration:
Any other relevant information:

Additional context