code: def remove_digits(line_list: List):
      line_no_digits = []
      for word in line_list:
          word_no_digits = "".join(
              char for char in word if not char.isdigit()
          )
          line_no_digits.append(word_no_digits)
      return line_no_digits
  
file_path: espnet/egs2/fisher_callhome_spanish/asr1/pyscripts/text/post_processing.py
imports: import argparse
  import sys
  from pathlib import Path
  from typing import List, Optional
  import numpy
  from espnet2.utils.types import str2bool
  from espnet.utils.cli_utils import get_commandline_args
label_desc: Use image node_id 4 for calling a global function with example usage: remove_digits(line_list) and returns: line_no_digits