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Is there a decorator to simply cache function return values?

...maxsize=100, typed=False) Decorator to wrap a function with a memoizing callable that saves up to the maxsize most recent calls. It can save time when an expensive or I/O bound function is periodically called with the same arguments. Example of an LRU cache for computing Fibonacci numbers: @lru...
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When should iteritems() be used instead of items()?

Is it legitimate to use items() instead of iteritems() in all places? Why was iteritems() removed from Python 3? Seems like a terrific and useful method. What's the reasoning behind it? ...
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How to import multiple .csv files at once?

...ariables but each from different times. Is there a way in R to import them all simultaneously rather than having to import them all individually? ...
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How to reliably open a file in the same directory as a Python script

...th( os.path.join(os.getcwd(), os.path.dirname(__file__))) The join() call prepends the current working directory, but the documentation says that if some path is absolute, all other paths left of it are dropped. Therefore, getcwd() is dropped when dirname(__file__) returns an absolute path. Als...
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How can you integrate a custom file browser/uploader with CKEditor?

...ITOR.replace('content', { filebrowserBrowseUrl : '/browser/browse/type/all', filebrowserUploadUrl : '/browser/upload/type/all', filebrowserImageBrowseUrl : '/browser/browse/type/image', filebrowserImageUploadUrl : '/browser/upload/type/image', filebrowserWindowWidth : 800, fileb...
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Capture keyboardinterrupt in Python without try-except

...re some way in Python to capture KeyboardInterrupt event without putting all the code inside a try - except statement? ...
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Multi-line string with extra space (preserved indentation)

...sh documentation it doesn't seem to say anything one way or the other, but all the examples have it on its own line. – Andrew Miner Jan 18 '17 at 16:08 ...
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Why doesn't list have safe “get” method like dictionary?

...accessing list elements (as the len method is very fast). The .get method allows you to query the value associated with a name, not directly access the 37th item in the dictionary (which would be more like what you're asking of your list). Of course, you can easily implement this yourself: def sa...
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What is the difference between a field and a property?

...sed via get and set properties. Properties provide a level of abstraction allowing you to change the fields while not affecting the external way they are accessed by the things that use your class. public class MyClass { // this is a field. It is private to your class and stores the actual da...
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Convert base-2 binary number string to int

... (as suggested by the >>> prompt), you don't need to use print at all. The OP's hypothetical example didn't. So it really should be identical in Python 2 and 3. – John Y Jul 12 '16 at 22:36 ...