code: def test_docs_general_functions_present():
      """Test that all docs pages build correctly.
  
      TODO: There has to be a better way to automatically check that
      all of the functions are present in the docs.
      This is an awesome thing that we could use help with in the future.
      """
      # Build docs using mkdocs
      os.system("mkdocs build --clean")
  
      # We want to check that the following keywords are all present.
      # I put in a subsample of general functions.
      # This can be made much more robust.
      rendered_correctly = False
      with open("./site/api/functions/index.html", "r+") as f:
          for line in f.readlines():
              if "add_columns" in line or "update_where" in line:
                  rendered_correctly = True
      assert rendered_correctly
  
label_desc: Use image node_id 1 for calling a global function with example usage: test_docs_general_functions_present() without return types