(xxii) stackoverflow python report

These are the ten most rated questions at Stack Overflow last week.
Between brackets: [question score / answers count]
Build date: 2016-06-04 12:18:51 GMT

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1. When is hash(n) == n in Python? - [47/4]
2. Why is statistics.mean() so slow? - [32/5]
3. Why is dict definition faster in Python 2.7 than in Python 3.x? - [22/3]
4. What is the advantage of using a lambda:None function? - [12/2]
5. How to find all terms in an expression in Sympy - [9/3]
6. Generating random vectors of Euclidean norm <= 1 in Python? - [9/2]
7. Did I reinvent the wheel with this deduplicating function? - [7/3]
8. Combing 2D list of tuples and then sorting them in Python - [6/3]
9. Class Members -- Java vs. Python - [6/3]
10. Replace division by zero numpy - [6/1]