Learn how to use Python's if __name__ == "__main__" idiom to control code execution. Discover its purpose, mechanics, best practices, and when to use or avoid it. This tutorial explores its role in managing script behavior and module imports for clean an
https://stackoverflow.com/questions/14379753/what-does-mean-in-python-function-definitions https://www.python.org/dev/peps/pep-3107/ Wow, I missed quite a broad area of knowledge - not only return value annotations, but also parameter annotations. Thank you very much :) And the__annotations...
Just because an idea seems excellent to the creator does not guarantee that it will work for the majority of people in the majority of regions where Python is used. After the champion has asked the Python community whether an idea has a possibility of being accepted, a drafted PEP should ...
PEP 761 has been accepted and PGP has been disabled in the release workflow for 3.14 and onwards: python/release-tools#189 📚 Documentation preview 📚: https://cpython-previews--126550.org.readthed...
In contrast, the subjective and often seemingly contradictory advice that the Zen of Python provides can leave you feeling more confused than before. Take the very first principle as an example: Beautiful is better than ugly. What does beautiful or ugly mean exactly? How could you possibly ...
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PEP 553: Built-in breakpoint() Python 3.7 includes the new built-in breakpoint() function as an easy and consistent way to enter the Python debugger. Built-in breakpoint() calls sys.breakpointhook(). By default, the latter imports pdb and then calls pdb.set_trace(), but by binding ...
This PEP adds syntax to Python for annotating the types of variables including class variables and instance variables: primes: List[int] = [] captain: str # Note: no initial value! class Starship: stats: Dict[str, int] = {} Just as for function annotations, the Python interpreter does ...
Python 2.7 will officially become unsupported beginning January 1, 2020. There is onefinal bugfixplanned after this date, but then that's it. What does this end of life (EOL) mean for you? If you run Python 2, you need to migrate. ...
While some of the examples you see below may not be WTFs in the truest sense, but they'll reveal some of the interesting parts of Python that you might be unaware of. I find it a nice way to learn the internals of a programming language, and I believe that you'll find it ...