class_docstr: Test `MetaData` extension. 
class_docstr_tok: ["Test","`","MetaData","`","extension","."]
code: def setUp(self):
      self.md = markdown.Markdown(extensions=["meta"])
  
imports: import unittest
  import markdown
label_desc: Use image node_id 1 for calling the TestMetaData obj's underlying member method code with example usage: obj.setUp() without return types