code: def getpath(d, json_path, default=None, sep='.'):
      '''Gets a value nested in dictionaries containing dictionaries.
      Returns the default if any key in the path doesn't exist.
      '''
      for key in json_path.split(sep):
          try:
              d = d[key]
          except (KeyError, TypeError):
              return default
      return f getpath(d, json_path, default=None, sep='.'):
      '''Gets a value nested in dictionaries containing dictionaries.
      Returns the default if any key in the path doesn't exist.
      '''
      for key in json_path.split(sep):
          try:
              d = d[key]
          except (KeyError, TypeError):
              return default
      return d
docs: Gets a value nested in dictionaries containing dictionaries.
      Returns the default if any key in the path doesn't exist.