What Does if __name__ == "__main__" Mean in Python? Theif __name__ == "__main__"idiom is a Python construct that helps control code execution in scripts. It’s a conditional statement that allows you to define code that runs only when the file is executed as a script, not ...
Snippets Python What does __all__ mean in Python?What does __all__ mean in Python?In Python, __all__ is a list of strings that defines the names that should be imported when from <module> import * is used. For example: __all__ = ['foo', 'bar'] def foo(): pass def bar(...
Did you mean: 'round'? In this example, the count variable isn’t defined before the assignment, so it doesn’t have a current value. In consequence, Python raises a NameError exception to let you know about the issue. This type of assignment helps you create accumulators and counter ...
Suppose you have two Python files: main_script.py and module_example.py. Contents of module_example.py: def say_hello(): print("Hello from module_example!") print("__name__ in module_example:", __name__) if __name__ == '__main__': print("This code is executed only when ...
numpy.reshape(): In this tutorial, we will learn about the numpy.reshape() method, and what does -1 mean in this method.ByPranit SharmaLast updated : May 23, 2023 NumPyis an abbreviated form of Numerical Python. It is used for different types of scientific operations in python. Numpy is...
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 :) ...
defcreate_function(aggregation:str):ifaggregation=="sum":returnsumelifaggregation=="mean":defmean(arr:list):returnsum(mean)/len(mean)returnmeanreturnNone The functools module¶ As mentioned earlier,functoolsgives us access to functions which either take or return another function. The most commonly...
Does Python have a ternary conditional operator? What are metaclasses in Python? How to iterate over rows in a DataFrame in Pandas Does Python have a string 'contains' substring method? "Least Astonishment" and the Mutable Default Argument ...
Just because the PSF consider Python 2 "unsupported" does not mean that Python 2 is "unsupported" within RHEL. This difference between an "upstream project decision" and a "Red Hat product decision" is an important value provided by the RHEL subscription. ...
python programs calculate new column as the mean of other columns in pandas given a pandas dataframe, we have to calculate new column as the mean of other columns. by pranit sharma last updated : october 02, 2023 pandas is a special tool that allows us to perform complex manipulations of...