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  1. from collections import OrderedDict, defaultdict
  2.  
  3.  
  4. d = [OrderedDict([
  5.           ('id', '1'),
  6.           ('date', '20170101')]),
  7. OrderedDict([
  8.           ('id', '2'),
  9.           ('date', '20170102')]),
  10. OrderedDict([
  11.           ('id', '4'),
  12.           ('date', '20170102')]) ]
  13.  
  14. dd = defaultdict(int, {'1': 14, '2': 5, '3': 7})
  15. id1 = set([ di['id'] for di in d])
  16. id2 = set( dd.keys() )
  17. final_keys = id1 & id2
  18. to_be_del = []
  19. for di in d:
  20. 	id = di['id']
  21. 	if id not in final_keys:
  22. 		to_be_del.append(di)
  23. 		continue
  24. 	q = dd[id]
  25. 	di['quantity'] = q
  26. for di in to_be_del:
  27. 	d.remove(di)
  28.  
  29.  
  30. print(d)
  31.  
  32.  
Success #stdin #stdout 0.04s 9432KB
comments (?)
stdin 
Standard input is empty
stdout 
[OrderedDict([('id', '1'), ('date', '20170101'), ('quantity', 14)]), OrderedDict([('id', '2'), ('date', '20170102'), ('quantity', 5)])]
https://ideone.com/ZXVcQu
language:
Python 3 (python  3.12)
created:
7 years ago
visibility:
secret

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