def __load_symbol_maps(self):
repo = SymbolMapRepository(self.__get_session())<EOL>all_maps = repo.get_all()<EOL>self.symbol_maps = {}<EOL>for item in all_maps:<EOL><INDENT>self.symbol_maps[item.in_symbol] = item.out_symbol<EOL><DEDENT>
Loads all symbol maps from db