Created
March 18, 2015 14:28
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| # BAD, not backward compatiable | |
| def decode_message(msg): | |
| arg1 = msg['arg1'] | |
| .. | |
| argn = msg['argn'] | |
| do_work(arg1, .., argn) | |
| # OK | |
| def decode_message(msg): | |
| # arg1 might be deleted, or not exist at all | |
| arg1 = msg.get('arg1', <some-sensible-default>) | |
| .. | |
| do_work(arg1, ..) |
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