code: def find_most_common_substring(names: List[str]) -> Dict[str, int]:
      substring_counts = defaultdict(lambda: 0)
  
      for i in range(0, len(names)):
          for j in range(i + 1, len(names)):
              string1 = names[i]
              string2 = names[j]
              match = SequenceMatcher(
                  None, string1, string2
              ).find_longest_match(0, len(string1), 0, len(string2))
              matching_substring = string1[
                  match.a : match.a + match.size
              ]
              substring_counts[matching_substring] += 1
  
      return max(
          substring_counts, key=lambda x: substring_counts[x]
      ).rstrip("_")
  
file_path: aim/aim/sdk/adapters/hugging_face.py
imports: from logging import getLogger
  from typing import Optional, List, Dict
  from difflib import SequenceMatcher
  from collections import defaultdict
  from aim.ext.resource.configs import DEFAULT_SYSTEM_TRACKING_INT
  from aim.sdk.num_utils import is_number
  from aim.sdk.run import Run
label_desc: Use image node_id 8 for calling the AimCallback obj's underlying member method code with example usage: obj.find_most_common_substring(names) and returns: max