Mercurial > cpython-lru_cache-weakref
diff Doc/tutorial/datastructures.rst @ 63812:4bcd53617a65
Issue #4570: Clean-up tutorial example
| author | Raymond Hettinger <python@rcn.com> |
|---|---|
| date | Sun, 08 Aug 2010 01:30:45 +0000 |
| parents | e1f4fc63d2b3 |
| children | 6c77757d0881 |
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--- a/Doc/tutorial/datastructures.rst Sun Aug 08 01:13:42 2010 +0000 +++ b/Doc/tutorial/datastructures.rst Sun Aug 08 01:30:45 2010 +0000 @@ -377,16 +377,12 @@ Here is a brief demonstration:: - >>> basket = ['apple', 'orange', 'apple', 'pear', 'orange', 'banana'] - >>> fruit = set(basket) # create a set without duplicates - >>> fruit - {'orange', 'pear', 'apple', 'banana'} - >>> fruit = {'orange', 'apple'} # {} syntax is equivalent to [] for lists - >>> fruit - {'orange', 'apple'} - >>> 'orange' in fruit # fast membership testing + >>> basket = {'apple', 'orange', 'apple', 'pear', 'orange', 'banana'} + >>> print(basket) # show that duplicates have been removed + {'orange', 'bananna', 'pear', 'apple'} + >>> 'orange' in basket # fast membership testing True - >>> 'crabgrass' in fruit + >>> 'crabgrass' in basket False >>> # Demonstrate set operations on unique letters from two words
