python Programming Glossary: internedWhat does python sys.intern do, and when should it be used? http://stackoverflow.com/questions/1136826/what-does-python-sys-intern-do-and-when-should-it-be-used string in the table of 𦤹nterned strings and return the interned string which is string itself or a copy. Interning strings is.. on dictionary lookup if the keys in a dictionary are interned and the lookup key is interned the key comparisons after hashing.. keys in a dictionary are interned and the lookup key is interned the key comparisons after hashing can be done by a pointer compare..
http://stackoverflow.com/questions/11449232/multiple-keys-per-value you're declaring the same string twice I think they'll be interned to the same object in that case NB. if you're not sure whether..
http://stackoverflow.com/questions/15541404/python-string-interning concatenation the result of which is not automatically interned # s3a strin # s3 s3a g 4 12 LOAD_CONST 2 'strin' 15 STORE_FAST..
Why “is” keyword has different behavior when there is dot in the string? http://stackoverflow.com/questions/2858603/why-is-keyword-has-different-behavior-when-there-is-dot-in-the-string interning... so the optimizer interns it anyway and once interned looking for it becomes very fast of course . And indeed surprise..
How is the 'is' keyword implemented in Python? http://stackoverflow.com/questions/2987958/how-is-the-is-keyword-implemented-in-python Testing strings with is only works when the strings are interned. Unless you really know what you're doing and explicitly interned.. Unless you really know what you're doing and explicitly interned the strings you should never use is on strings. is tests for..
Why is early return slower than else? http://stackoverflow.com/questions/8271139/why-is-early-return-slower-than-else be because short strings that could be identifiers are interned so identical identifiers use the exact same string . Finally..
Mark data as sensitive in python http://stackoverflow.com/questions/982682/mark-data-as-sensitive-in-python in Python will not work. Strings and Integers are interned and persistent which means you are leaving a mess of password..
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