code: def snipet(name, class_key):
      return join(
          [
              '<button class="SnipetButton" id="',
              class_key,
              ".",
              name,
              '-snipet_button">',
              "snippet &rarr;",
              "</button>",
          ]
      )
  
imports: import os
  import yaml
  import re
  import doc_gen_snipets
label_desc: Use image node_id 6 for calling a global function with example usage: snipet(name, class_key) and returns: join