我试图通过执行以下操作对以下OrderedDict进行排序 - >
>>> from collections import OrderedDict
>>> d = OrderedDict([(4995L, [{'isbn_13': u'9788131805923', 'book_quantity': 49L, 'seller_book_id': 4995L, 'book_id': 4995L, 'title': u'Industrial Automation and Robotics', 'selling_price': 292.0, 'id': 4995L, 'condition': 'New Book'}]), (6657L, [{'isbn_13': u'9788122425925', 'book_quantity': 49L, 'seller_book_id': 6657L, 'book_id': 6657L, 'title': u'A Textbook of Agricultural Statistics', 'selling_price': 243.0, 'id': 6657L, 'condition': 'New Book'}]), (6137L, [{'isbn_13': u'9788122425727\n', 'book_quantity': 50L, 'seller_book_id': 6137L, 'book_id': 6137L, 'title': u'A Guide to Corporate Governance', 'selling_price': 247.0, 'id': 6137L, 'condition': 'New Book'}]), (6260L, [{'isbn_13': u'9788122414394\n', 'book_quantity': …