code: def remove_punctation(sentence):
      return re.sub(r"[^\w\s]", "", sentence)
  
file_path: NeMo/examples/nlp/dialogue/analyse_prediction_results.py
imports: import argparse
  import json
  import re
  import numpy
  from nemo.collections.nlp.metrics.dialogue_metrics import DialogueGenerationMetrics
label_desc: Use image node_id 5 for calling a global function with example usage: remove_punctation(sentence) and returns: re