def check_fees(tx):
    (total_in, total_out) = (tx.total_in(), tx.total_out())
    actual_tx_fee = (total_in - total_out)
    recommended_tx_fee = tx_fee.recommended_fee_for_tx(tx)
    print('warning: transaction fees recommendations casually calculated and estimates may be incorrect', file=sys.stderr)
    if (actual_tx_fee > recommended_tx_fee):
        print(('warning: transaction fee of %s exceeds expected value of %s mBTC' % (satoshi_to_mbtc(actual_tx_fee), satoshi_to_mbtc(recommended_tx_fee))), file=sys.stderr)
    elif (actual_tx_fee < 0):
        print(('not enough source coins (%s mBTC) for destination (%s mBTC). Short %s mBTC' % (satoshi_to_mbtc(total_in), satoshi_to_mbtc(total_out), satoshi_to_mbtc((- actual_tx_fee)))), file=sys.stderr)
    elif (actual_tx_fee < recommended_tx_fee):
        print(('warning: transaction fee lower than (casually calculated) expected value of %s mBTC, transaction might not propogate' % satoshi_to_mbtc(recommended_tx_fee)), file=sys.stderr)
    return actual_tx_fee
def check_fees(tx):
    (total_in, total_out) = (tx.total_in(), tx.total_out())
    actual_tx_fee = (total_in - total_out)
    recommended_tx_fee = tx_fee.recommended_fee_for_tx(tx)
    print('warning: transaction fees recommendations casually calculated and estimates may be incorrect', file=sys.stderr)
    if (actual_tx_fee > recommended_tx_fee):
        print(('warning: transaction fee of %s exceeds expected value of %s mBTC' % (satoshi_to_mbtc(actual_tx_fee), satoshi_to_mbtc(recommended_tx_fee))), file=sys.stderr)
    elif (actual_tx_fee < 0):
        print(('not enough source coins (%s mBTC) for destination (%s mBTC). Short %s mBTC' % (satoshi_to_mbtc(total_in), satoshi_to_mbtc(total_out), satoshi_to_mbtc((- actual_tx_fee)))), file=sys.stderr)
    elif (actual_tx_fee < recommended_tx_fee):
        print(('warning: transaction fee lower than (casually calculated) expected value of %s mBTC, transaction might not propogate' % satoshi_to_mbtc(recommended_tx_fee)), file=sys.stderr)
    return actual_tx_fee