Created
September 30, 2011 15:47
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collections.Counter example
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| >>> from collections import Counter | |
| >>> c = Counter() | |
| >>> c['t'] = 3 | |
| >>> c | |
| Counter({'t': 3}) | |
| >>> c['r'] = 2 | |
| >>> c | |
| Counter({'t': 3, 'r': 2}) | |
| >>> c['r'] += 1 | |
| >>> c | |
| Counter({'r': 3, 't': 3}) | |
| >>> c['r'] -= 1 | |
| >>> c | |
| Counter({'t': 3, 'r': 2}) |
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