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python Programming Glossary: copiesUsing numpy to build an array of all combinations of two arrays http://stackoverflow.com/questions/1208118/using-numpy-to-build-an-array-of-all-combinations-of-two-arrays r_ i j return c The I used reduce to apply that to m copies of the same array def combs a m return reduce comb a m And then..
http://stackoverflow.com/questions/13058458/python-list-index The problem comes when you multiply this list you get four copies of the list pointer. Now when you change one of the values in..
Python - Using the Multiply Operator to Create Copies of Objects in Lists http://stackoverflow.com/questions/1605024/python-using-the-multiply-operator-to-create-copies-of-objects-in-lists 1 a 1 1 1 If my desired behavior is to create a list of copies of the original object e.g. copies created by the copy.copy.. is to create a list of copies of the original object e.g. copies created by the copy.copy method or something sort of standard.. a sequence means repetition of the item s NOT creation of copies shallow or deep ones of the items. Nothing stops you from going..
Generating sublists using multiplication ( * ) unexpected behavior [duplicate] http://stackoverflow.com/questions/17702937/generating-sublists-using-multiplication-unexpected-behavior really makes perfect sense that this happens 1 . It just copies the values and in this case the values are references. And that's..
How to execute Python scripts in Windows? http://stackoverflow.com/questions/1934675/how-to-execute-python-scripts-in-windows information in your question like actual cut and paste copies of what you see in the console. Note that people who do that..
when does Python allocate new memory for identical strings? http://stackoverflow.com/questions/2123925/when-does-python-allocate-new-memory-for-identical-strings existing constants vs memory consumption increased if new copies of constants keep being made . I don't know of any implementation..
Heavy usage of Python at Google [closed] http://stackoverflow.com/questions/2560310/heavy-usage-of-python-at-google my publisher let me know about the large amount of copies of my book that Google was purchasing at first I thought of..
Read a file on App Engine with Python? http://stackoverflow.com/questions/2630205/read-a-file-on-app-engine-with-python read them as application files you'll need to include 2 copies in your project ideally using symlinks so you don't actually..
What is Python buffer type for? http://stackoverflow.com/questions/3422685/what-is-python-buffer-type-for view on the data and don't want to or can't hold multiple copies in memory. Note that buffer has been replaced by the better..
What is the difference between list and list[:] in python? http://stackoverflow.com/questions/4081561/what-is-the-difference-between-list-and-list-in-python list is a reference to the original list and list shallow copies the list. When assigning list re binds the name and list slice..
http://stackoverflow.com/questions/4370745/view-onto-a-numpy-array underlying data the array is so large that making partial copies is not feasible. python numpy scikits share improve this.. few things in mind. Here are a few tips on avoiding making copies of arrays in memory Use etc to avoid making a copy of the array... As a second edit here's a few more on tips on views vs. copies with numpy arrays Unlike python lists y x does not return a..
Using strides for an efficient moving average filter http://stackoverflow.com/questions/4936620/using-strides-for-an-efficient-moving-average-filter but use the same memory as the original. However any copies will use the amount of memory that a full 98x98x3x3 array would..
Windows cmd encoding change causes Python crash http://stackoverflow.com/questions/878972/windows-cmd-encoding-change-causes-python-crash a known Python bug . I guess what happens is that Python copies the cmd encoding as 'cp65001 to sys.stdin.encoding and tries..
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 the second I items L 2 times and so on total number of copies is I times the sum of x for x from 1 to L excluded i.e. I L.. . The list comprehension just generates one list once and copies each item over from its original place of residence to the result..
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