code: def test_utf8_default(self):
      self.assertEqual(_ew.encode("foo"), "=?utf-8?q?foo?=")
  
imports: import unittest
  from email import _encoded_words
  from email import errors
  from test.test_email import TestEmailBase
label_desc: Use image node_id 8 for calling the TestEncode obj's underlying member method code with example usage: obj.test_utf8_default() without return types