Hi, First-time poster here. I've a question about loop efficiency - I was wondering whether this code:
i = 0 while i < 1000: do something i+=1 is more efficient than: for i in range(1000): do something or: for i in xrange(1000): do something In my mind, the while loop should not allocate as much memory as range or have the overhead of the iterator of xrange (although aesthetically, I prefer the x/range style). Is this the case or does the compiler do something clever here? In particular, I'm using Python 2.4.3 on a web server which needs to run as fast as possible using as little memory as possible (no surprises there!). I'm aware that there are more significant optimizations than the above and I will profile the code rather than prematurely optimize loops at the sake of readability/errors but I'm still curious about the answer. Thanks
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