code: def initialize(self, version, build_data):
      from babel.messages.frontend import compile_catalog
  
      for theme in "mkdocs", "readthedocs":
          cmd = compile_catalog()
          cmd.directory = os.path.join(
              "mkdocs", "themes", theme, "locales"
          )
          cmd.finalize_options()
          cmd.run()
  
imports: import os
  from hatchling.builders.hooks.plugin.interface import BuildHookInterface
label_desc: Use image node_id 1 for calling the CustomBuildHook obj's underlying member method code with example usage: obj.initialize(version, build_data) without return types