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python Programming Glossary: resulthttp://stackoverflow.com/questions/13058458/python-list-index list value in a loop. However Python does not produce the result I want. Is there something that I misunderstand about range.. some_list i 1 j 1 1 for i in range 4 print some_list i The results I expected are 0 0 0 0 0 1 1 1 0 1 1 1 0 1 1 1 But the actual.. are 0 0 0 0 0 1 1 1 0 1 1 1 0 1 1 1 But the actual results from Python are 0 1 1 1 0 1 1 1 0 1 1 1 0 1 1 1 What's going..
Why does comparing strings in Python using either '==' or 'is' sometimes produce a different result? http://stackoverflow.com/questions/1504717/why-does-comparing-strings-in-python-using-either-or-is-sometimes-produce using either ' ' or 'is' sometimes produce a different result I've got a python program where two variables are set to the..
How do I ensure that re.findall() stops at the right place? http://stackoverflow.com/questions/17765805/how-do-i-ensure-that-re-findall-stops-at-the-right-place aaa3 title ' import re re.findall r' title . title ' a The result is 'title' 'aaa title title aaa2 title title aaa3' ' title'..
Fastest way to list all primes below N in python http://stackoverflow.com/questions/2068372/fastest-way-to-list-all-primes-below-n-in-python primes share improve this question Warning timeit results may vary due to differences in hardware or version of Python... def test f1 f2 num print 'Testing f1 and f2 return same results'.format f1 f1.func_name f2 f2.func_name if not all a b for..
Flatten (an irregular) list of lists in Python http://stackoverflow.com/questions/2158395/flatten-an-irregular-list-of-lists-in-python arbitrary nesting is found in this question def flatten x result for el in x if hasattr el __iter__ and not isinstance el basestring.. x if hasattr el __iter__ and not isinstance el basestring result.extend flatten el else result.append el return result flatten.. not isinstance el basestring result.extend flatten el else result.append el return result flatten L Is this the best model Did..
The Python yield keyword explained http://stackoverflow.com/questions/231767/the-python-yield-keyword-explained self._median yield self._rightchild And this is the caller result candidates list self while candidates node candidates.pop distance.. obj if distance max_dist and distance min_dist result.extend node._values candidates.extend node._get_child_candidates.. distance min_dist max_dist return result What happens when the method _get_child_candidates is called..
Calling a function from a string with the function's name in Python http://stackoverflow.com/questions/3061/calling-a-function-from-a-string-with-the-functions-name-in-python by using eval to define a temp function that returns the result of that function call but I'm hoping that there is a more elegant.. with method bar import foo methodToCall getattr foo 'bar' result methodToCall As far as that goes lines 2 and 3 can be compressed.. As far as that goes lines 2 and 3 can be compressed to result getattr foo 'bar' if that makes more sense for your use case...
Python “is” operator behaves unexpectedly with integers http://stackoverflow.com/questions/306313/python-is-operator-behaves-unexpectedly-with-integers in Python a 256 b 256 a is b True # this is an expected result a 257 b 257 a is b False # what happened here why is this False..
How do you create a daemon in Python? http://stackoverflow.com/questions/473620/how-do-you-create-a-daemon-in-python Searching on Google reveals x2 code snippets. The first result is to this code recipe which has a lot of documentation and..
Making a flat list out of list of lists in Python [duplicate] http://stackoverflow.com/questions/952914/making-a-flat-list-out-of-list-of-lists-in-python O L 2 when there are L sublists as the intermediate result list keeps getting longer at each step a new intermediate result.. list keeps getting longer at each step a new intermediate result list object gets allocated and all the items in the previous.. allocated and all the items in the previous intermediate result must be copied over as well as a few new ones added at the end..
Matrix Multiplication in python? http://stackoverflow.com/questions/10508021/matrix-multiplication-in-python 1 2 3 4 5 6 7 8 9 10 11 12 my np.matrix 1 2 1 2 3 4 Result matmult x y 12 18 27 42 42 66 57 90 mx my matrix 12 18 27 42..
http://stackoverflow.com/questions/11150239/python-natural-sorting improve this question Google Python natural sorting . Result 1 The page you linked to. But don't stop there Result 2 Jeff.. . Result 1 The page you linked to. But don't stop there Result 2 Jeff Atwood's blog that explains how to do it properly. Result.. 2 Jeff Atwood's blog that explains how to do it properly. Result 3 An answer I posted based on Jeff Atwood's blog. Here's the..
Comparing image in url to image in filesystem in python http://stackoverflow.com/questions/13875989/comparing-image-in-url-to-image-in-filesystem-in-python f quality 50 g g2 JPEG 1 quality of f h lightened g2. Results rounded NRMSE f g1 0.96 NRMSE f g2 0.88 NRMSE f h 0.63 SSIM.. xrange num_metrics sim_index i min m i sim_index i print Result sim_index Note that ssim refuses to compare images when the..
http://stackoverflow.com/questions/1746613/bitwise-operation-and-usage and Usage x 1 # 0001 x 2 # Shift left 2 bits 0100 # Result 4 x 2 # Bitwise OR 0011 # Result 3 x 1 # Bitwise AND 0001 #.. Shift left 2 bits 0100 # Result 4 x 2 # Bitwise OR 0011 # Result 3 x 1 # Bitwise AND 0001 # Result 1 I can understand the arithmetic.. x 2 # Bitwise OR 0011 # Result 3 x 1 # Bitwise AND 0001 # Result 1 I can understand the arithmetic operators in Python and other..
Python - Is a dictionary slow to find frequency of each character? http://stackoverflow.com/questions/2522152/python-is-a-dictionary-slow-to-find-frequency-of-each-character value_type i counts of i.first i.second of endl Result cat output.utf8 à 2 O 354 P 974 Q 63 R 749 S 1 515 ñ 6 T 858..
How to clone a list in python? http://stackoverflow.com/questions/2612802/how-to-clone-a-list-in-python r n slice r n list r n copy r n deepcopy r a b c d e Result original 'foo' 5 'baz' slice 'foo' 5 list 'foo' 5 copy 'foo'..
How to split but ignore separators in quoted strings, in python? http://stackoverflow.com/questions/2785755/how-to-split-but-ignore-separators-in-quoted-strings-in-python 1 this is part 2 'this is part 3' part 4 this is part 5 Result should be part 1 this is part 2 'this is part 3' part 4 this..
Django Templates and variable attributes http://stackoverflow.com/questions/35948/django-templates-and-variable-attributes I want to display the objects look something like Object Result Items item1 item2 Users name 'username' item1 3 item2 4 .. The..
Python: Extract numbers from a string http://stackoverflow.com/questions/4289331/python-extract-numbers-from-a-string or the isdigit method Example line hello 12 hi 89 Result 12 89 python regex string numbers share improve this question..
http://stackoverflow.com/questions/4738209/python-twisted-json-rpc import Proxy def printValue value print Result s str value def printError error print 'error' error def shutDown..
Why is an MD5 hash created by Python different from one created using echo and md5sum in the shell? http://stackoverflow.com/questions/5693360/why-is-an-md5-hash-created-by-python-different-from-one-created-using-echo-and-m print h.hexdigest 86b6423cb6d211734fc7d81bbc5e11d3 # Result from Python echo mystringforhash md5sum 686687dd68c5de717b34569dbfb8d3c3.. mystringforhash md5sum 686687dd68c5de717b34569dbfb8d3c3 # Result on the shell python shell md5sum share improve this question..
Howto get all methods of a python class with given decorator http://stackoverflow.com/questions/5910703/howto-get-all-methods-of-a-python-class-with-given-decorator def method self pass @deco2 def method2 self pass Result print list methodsWithDecorator Test3 deco function method at..
Can i cycle through line styles in matplotlib http://stackoverflow.com/questions/7799156/can-i-cycle-through-line-styles-in-matplotlib
Built in python hash() function http://stackoverflow.com/questions/793761/built-in-python-hash-function Windows XP Python 2.5 hash 'http stackoverflow.com' Result 1934711907 Google App Engine http shell.appspot.com hash 'http.. http shell.appspot.com hash 'http stackoverflow.com' Result 5768830964305142685 Why is that How can I have a hash function..
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