cpython Archives - IT Nursery

Programming, Python

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How is set() implemented?

I’ve seen people say that set objects in python have O(1) membership-checking. How are they implemented internally to allow this? What sort of ...

May 29, 2022
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Why are some float < integer comparisons four times slower than others?

When comparing floats to integers, some pairs of values take much longer to be evaluated than other values of a similar magnitude. For ...

May 18, 2022
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Python vs Cpython

What’s all this fuss about Python and CPython (Jython,IronPython), I don’t get it: python.org mentions that CPython is: The “traditional” implementation of Python ...

April 30, 2022
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Why shouldn’t I use PyPy over CPython if PyPy is 6.3 times faster?

I’ve been hearing a lot about the PyPy project. They claim it is 6.3 times faster than the CPython interpreter on their site. ...

April 22, 2022
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Why does Python code run faster in a function?

def main(): for i in xrange(10**8): pass main() This piece of code in Python runs in (Note: The timing is done with the ...

April 18, 2022
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