code: def __init__(self):
      self.headers = {"Content-Length": "100"}
      raw = mock.MagicMock()
      raw.tell.return_value = 50
      self.raw = raw
  
file_path: mlflow/tests/utils/test_request_utils.py
imports: import subprocess
  import sys
  from unittest import mock
  import pytest
  from mlflow.utils import request_utils
label_desc: Use image node_id 1 to create a new IncompleteResponse object  with example: obj = IncompleteResponse()