code: def test_auto_q_if_long_mostly_safe(self):
      self.assertEqual(
          _ew.encode("vi vi vi.vi ", "utf-8"),
          "=?utf-8?q?vi_vi_vi=2Evi_?=",
      )
  
imports: import unittest
  from email import _encoded_words
  from email import errors
  from test.test_email import TestEmailBase
label_desc: Use image node_id 7 for calling the TestEncode obj's underlying member method code with example usage: obj.test_auto_q_if_long_mostly_safe() without return types