Search book prices by ISBN:
from abebooks import AbeBooks
ab = AbeBooks()
results = ab.getPriceByISBN(9780062941503)
if results['success']:
best_new = results['pricingInfoForBestNew']
best_used = results['pricingInfoForBestUsed']
# Best New Price
print(best_new['bestPriceInPurchaseCurrencyWithCurrencySymbol'])
# Best Used Price
print(best_used['bestPriceInPurchaseCurrencyWithCurrencySymbol'])