cs_lang:python:things-to-know:lazy-vs-eager
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| cs_lang:python:things-to-know:lazy-vs-eager [2013/01/23 14:52] – cedric | cs_lang:python:things-to-know:lazy-vs-eager [2013/01/23 14:59] – cedric | ||
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| ====== Lazy vs Eager evaluation ====== | ====== Lazy vs Eager evaluation ====== | ||
| - | Python generally uses a eager evaluation (in contrary to Haskell). | + | Python generally uses an eager evaluation (in contrary to [[cs_lang: |
| <code python> | <code python> | ||
| Line 11: | Line 11: | ||
| </ | </ | ||
| - | This was not the case with Python 2: | + | This was not the case with Python 2 (without iterators): |
| <code python> | <code python> | ||
| >>> | >>> | ||
| Line 19: | Line 19: | ||
| 3 | 3 | ||
| </ | </ | ||
| + | |||
| + | Lazy evaluation saves execution time for large ranges. | ||
cs_lang/python/things-to-know/lazy-vs-eager.txt · Last modified: 2013/01/23 15:01 by cedric