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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def check_gas_reserve(raiden):
 """ Check periodically for gas reserve in the account """

    while True:
        has_enough_balance, estimated_required_balance = gas_reserve.has_enough_gas_reserve(
            raiden,
            channels_to_open=1,
        )
        estimated_required_balance_eth = Web3.fromWei(estimated_required_balance, 'ether')

        if not has_enough_balance:
            log.info('Missing gas reserve', required_wei=estimated_required_balance)
            click.secho(
                (
                    'WARNING\n'
                    "Your account's balance is below the estimated gas reserve of "
                    f'{estimated_required_balance_eth} eth. This may lead to a loss of '
                    'of funds because your account will be unable to perform on-chain '
                    'transactions. Please add funds to your account as soon as possible.'
                ),
                fg='red',
            )

        gevent.sleep(CHECK_GAS_RESERVE_INTERVAL)