code: def write_to_disk(self):
      data = {
          commit: features._asdict()
          for commit, features in self.data.items()
      }
      with open(self.path, "w") as f:
          json.dump(data, f)
  
imports: import json
  import locale
  import os
  import re
  import subprocess
  from collections import namedtuple
  from os.path import expanduser
  import requests
label_desc: Use image node_id 4 for calling the CommitDataCache obj's underlying member method code with example usage: obj.write_to_disk() without return types