class_docstr: Test `MetaData` extension. 
class_docstr_tok: ["Test","`","MetaData","`","extension","."]
docstr: Test document without Meta Data. 
docstr_tok: ["Test","document","without","Meta","Data","."]
code: def testMissingMetaData(self):
      """Test document without Meta Data."""
  
      text = "    Some Code - not extra lines of meta data."
      self.assertEqual(
          self.md.convert(text),
          "<pre><code>Some Code - not extra lines of meta data.\n"
          "</code></pre>",
      )
      self.assertEqual(self.md.Meta, {})
  
imports: import unittest
  import markdown
label_desc: Use image node_id 4 for calling the TestMetaData obj's underlying member method code with example usage: obj.testMissingMetaData() without return types