code: def table_schema_call(self, target, cls):
          
          index_defs = []
          for name in cls.index_names() or []:
              index_defs.append(GlobalIncludeIndex(
                  gsi_name(name),
                  parts=[HashKey(name)],
                  includes=['value']
              ))
  
          return target(
              cls.get_table_name(),
              connection=get_conn(),
              schema=[HashKey('id')],
              global_indexes=index_defs or None
          )
docs: Perform a table schema call.
  
          We call the callable target with the args and keywords needed for the
          table defined by cls. This is how we centralize the Table.create and
          Table ctor calls.