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Showing posts with the label Python Internals

Why Does Tuple(set([1,"a","b","c","z","f"])) == Tuple(set(["a","b","c","z","f",1])) 85% Of The Time With Hash Randomization Enabled?

Given Zero Piraeus' answer to another question, we have that x = tuple(set([1, 'a', … Read more Why Does Tuple(set([1,"a","b","c","z","f"])) == Tuple(set(["a","b","c","z","f",1])) 85% Of The Time With Hash Randomization Enabled?

In-place Custom Object Unpacking Different Behavior With __getitem__ Python 3.5 Vs Python 3.6

a follow-up question on this question: i ran the code below on python 3.5 and python 3.6 - with ver… Read more In-place Custom Object Unpacking Different Behavior With __getitem__ Python 3.5 Vs Python 3.6

Why Don't Tuples Get The Same Id When Assigned The Same Values?

When I executed the following steps, both tuples (a and b) haven't retained their original IDs … Read more Why Don't Tuples Get The Same Id When Assigned The Same Values?

What's The Runtime Of Python's Strip()?

What's the runtime of Python's strip()? Since remove is O(n) for a single char, is strip O(… Read more What's The Runtime Of Python's Strip()?

Python 3 Integer Addresses

x=300 y=300 print(id(x),id(y)) a=[300,300] print(id(a[0]),id(a[1])) On executing above code I get … Read more Python 3 Integer Addresses

How Does Module Loading Work In Cpython?

How does module loading work in CPython under the hood? Especially, how does the dynamic loading of… Read more How Does Module Loading Work In Cpython?

Why Is 'new_file += Line + String' So Much Faster Than 'new_file = New_file + Line + String'?

Our code takes 10 minutes to siphon thru 68,000 records when we use: new_file = new_file + line + s… Read more Why Is 'new_file += Line + String' So Much Faster Than 'new_file = New_file + Line + String'?