Facing this error : AttributeError: Can't get attribute 'DeprecationDict' on <module 'sklearn.utils.deprecation'
You used a new version of scikit-learn to load a model that was trained by an older version of scikit-learn.
Therefore, the options are:

Retrain the model with the current version of scikit-learn if you have a training text and data.
Or go back to the lower version of the scikit-learn reported in the warning message
Facing this issue while running the code to load ML model pickle file.,, 
AttributeError: Can't get attribute 'DeprecationDict' on