docs: def compile_transpile_entry(self, spec, entry):
          """
          Handler for each entry for the transpile method of the compile
          process.  This invokes the transpiler that was set up to
          transpile the input files into the build directory.
          """
  
          modname, source, target, modpath = entry
          transpiled_modpath = {modname: modpath}
          transpiled_target = {modname: target}
          export_module_name = [modname]
          self.transpile_modname_source_target(spec, modname, source, target)
          return transpiled_modpath, transpiled_target, export_module_name