python Programming Glossary: comprehensions
Python List Comprehension Vs. Map http://stackoverflow.com/questions/1247486/python-list-comprehension-vs-map but using the same function in map and a listcomp . List comprehensions may be faster in other cases and most not all pythonistas consider..
Why results of map() and list comprehension are different? http://stackoverflow.com/questions/139819/why-results-of-map-and-list-comprehension-are-different is one difference between generator expressions and list comprehensions the latter leak the loop variable into the surrounding scope...
Loop “Forgets” to Remove Some Items http://stackoverflow.com/questions/17299581/loop-forgets-to-remove-some-items the one you skipped before. As others have mentioned list comprehensions are probably an even better cleaner clearer way to do this...
How to initialize a two-dimensional array in Python? http://stackoverflow.com/questions/2397141/how-to-initialize-a-two-dimensional-array-in-python EXPRESSION which helped motivate the introduction of list comprehensions which convert that snippet to bar SOME EXPRESSION for item in.. habit of recognizing these and often replacing loops with comprehensions. Your code follows this pattern twice twod_list for i in..
Python list comprehension rebind names even after scope of comprehension. Is this right? http://stackoverflow.com/questions/4198906/python-list-comprehension-rebind-names-even-after-scope-of-comprehension-is-thi even after scope of comprehension. Is this right List comprehensions are having some unexpected interactions with scoping. Is this.. need to make a rule like always preface temp vars in list comprehensions with underscore but even that's not fool proof. The fact that.. waiting kind of negates all the nice ease of use of list comprehensions. python binding list comprehension share improve this question..
Generator Expressions vs. List Comprehension http://stackoverflow.com/questions/47789/generator-expressions-vs-list-comprehension When should you use generator expressions vs. list comprehensions in Python and vice versa # Generator expression x 2 for x in.. improve this question John's answer is good that list comprehensions are better when you want to iterate over something multiple..
Javascript equivalent of Python's zip function http://stackoverflow.com/questions/4856717/javascript-equivalent-of-pythons-zip-function
Is it Pythonic to use list comprehensions for just side effects? http://stackoverflow.com/questions/5753597/is-it-pythonic-to-use-list-comprehensions-for-just-side-effects it Pythonic to use list comprehensions for just side effects Think about a function that I'm calling.. ...side effects... return y Now is it Pythonic to use list comprehensions to call this func fun_with_side_effects x for x in y if ...conditions.....
list comprehension without [ ], Python http://stackoverflow.com/questions/9060653/list-comprehension-without-python The main difference between generator expressions and list comprehensions is that the former don't create the list in memory. Note that..
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