text: Title: cannot import name 'F1Score' from 'dataprofiler.labelers.character_level_cnn_model'
  Body: **General Information:**
   - OS: Windows
   - Python version: 3.10
   - Library version: DataProfiler 0.8.8
  
  **Describe the bug:**
  I was just simply running add_new_model_to_data_labeler.ipynb file. not able to import
  from dataprofiler.labelers.character_level_cnn_model import CharacterLevelCnnModel, F1Score, \
                                                              create_glove_char, build_embd_dictionary
  Getting this error
  ---------------------------------------------------------------------------
  ImportError                               Traceback (most recent call last)
  Cell In[10], line 3
        1 import tensorflow as tf
        2 import numpy as np
  ----> 3 from dataprofiler.labelers.character_level_cnn_model import CharacterLevelCnnModel, F1Score, \
        4                                                             create_glove_char, build_embd_dictionary
        5 from dataprofiler.labelers.base_model import BaseModel
        7 # CharacterLevelLstmModel derives from CharacterLevelCnnModel
        8 #########################################################
        9 #########################################################
  
  ImportError: cannot import name 'F1Score' from 'dataprofiler.labelers.character_level_cnn_model' 
  
  
  **To Reproduce:**
  
  
  
  
  **Expected behavior:**
  
  
  **Screenshots:**
  ![image](https://user-images.githubusercontent.com/14902544/227285239-65775281-a27e-4107-9cbe-abd76e6ce6b9.png)
  
  
  **Additional context:**
  