I am trying to learn how to "zip" lists. To this end, I have a program, where at a particular point, I do the following: x1, x2, x3 = stuff.calculations(withdataa) This gives me three lists, x1, x...

Mar 19, 2015 · zip([1,2,3],[4,5,6]) Also, note that since Python-3.5 you can use unpacking operators in a few other cases than in function callers. One of which is called in-place …

I'm extremely new to Python so this just recently tripped me up, but it had to do more with how the example was presented and what was emphasized. What gave me problems with …

10 iter(s) returns an iterator for s. [iter(s)]*n makes a list of n times the same iterator for s. So, when doing zip(*[iter(s)]*n), it extracts an item from all the three iterators from the list in order. …

import operator from functools import reduce def zip_mappings(*mappings): keys_sets = map(set, mappings) common_keys = reduce(set.intersection, keys_sets) for key in common_keys: yield …

Q1- I do not understand "for x, y in zip (Class_numbers, students_per_class)". Is it like a 2d for loop? why we need the zip? Can we have 2d loop with out zip function? Q2-I am not …

zipfile.zip\ dirA.zip\ a dirB.zip\ b dirC.zip\ c I want to extract all the inner zip files that are inside the zip file in directories with these names (dirA, dirB, dirC). Basically, I want to end up with the …

Aug 10, 2010 · I read through the zipfile documentation, but couldn't understand how to unzip a file, only how to zip a file. How do I unzip all the contents of a zip file into the same directory?

Dec 7, 2012 · I am looking to unzip a particular folder from a .zip in Python: e.g. archive.zip contains the folders foo and bar, I want to unzip foo to a specific location, retaining it's folder …

Feb 15, 2020 · How can I open files in a zip archive without extracting them first? I'm using pygame. To save disk space, I have all the images zipped up. Is it possible to load a given …