code: def dump(self, events, filepath):
      (
          max_cumtime,
          max_filename,
          max_end_time,
      ) = self._get_columns_length(events)
      max_line_length = max_cumtime + max_filename
  
      with open(filepath, "w") as file:
          # total time taken
          file.write(
              "total time taken (seconds): {0:.4f}\n".format(
                  max_end_time / constants.MCS_IN_SEC
              )
          )
          file.write("-" * max_line_length + "\n")
  
          # header
          file.write(
              self._format_line(
                  "cumtime", "filename", max_cumtime, max_filename
              )
          )
          file.write("-" * max_line_length + "\n")
  
          # trace info
          for event in self._get_sorted_events(events):
              time_taken = format(
                  (
                      (event.end_time - event.start_time)
                      / constants.MCS_IN_SEC
                  ),
                  ".6f",
              )
  
              file.write(
                  self._format_line(
                      time_taken,
                      event.filename,
                      max_cumtime,
                      max_filename,
                  )
              )
  
file_path: catboost/library/python/import_tracing/lib/converters/raw.py
imports: import library.python.import_tracing.lib.converters.base
  import library.python.import_tracing.lib.constants
label_desc: Use image node_id 4 for calling the RawTextTraceConverter obj's underlying member method code with example usage: obj.dump(events, filepath) without return types