(clxxxvi) stackoverflow python report

These are the ten most rated questions at Stack Overflow last week.
Between brackets: [question score / answers count]
Build date: 2019-07-13 20:02:22 GMT

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1. How can torch multiply two 10000*10000 matrices in almost zero time? Why does the speed change so much from 349 ms down to 999 µs? - [9/3]
2. Defining a python dictionary of lambdas through a for cycle - [8/2]
3. Indexing numpy array with index array of lower dim yields array of higher dim than both - [7/3]
4. How to horizontally swap two halves of an image in python opencv - [7/2]
5. Why does python require you to acquire a lock before waiting on a condition - [7/1]
6. what does `a: b` statement do in python? - [7/0]
7. Reshape long to wide using columns names - [6/5]
8. Is string internally stored as individual characters, each character in memory shared by other similar strings? - [6/2]
9. How does appending names to many __init__*.py work? - [6/0]
10. How do I cut a string based on digit first certain digit and the rest - [5/3]