sort_tokens Documentation for eth_defi.uniswap_v2.utils.sort_tokens function. sort_tokens(token_a, token_b)[source] Put lower address first, as Uniswap wants. Parameters token_a (eth_typing.evm.HexAddress) – token_b (eth_typing.evm.HexAddress) – Return type Tuple[eth_typing.evm.HexAddress, eth_typing.evm.HexAddress]