Tag: function

read and return text file with def function

i want to input the file name in this case books.txt and get the lines but i cant get it work, i have the files in the same directory but when i run this nothing happens, any way to fix this? or to call that function in another .py file but this return nothing and i dont know what to

Python Function is returning none although there is the original Value instead of copy

function matrix python

I have a code where I zero a column or row if it contains zero , I have my own function but when I use it it returns None , I made a copy of my matrix and performed changes on it and then I converted the values to the original one and yet I still get no return .

@lru_cache decorator excessive cache misses

caching function functools memoization python

How can you configure lru_cache to key its cache based on actual values received, rather than how the function was called? In other words, only the first call above should be a cache miss, the other two should be cache hits. Answer To do that, you would have to go through the process of binding arguments to f…

Adding functions y(x) together in python – impossible?

function lambda math python python-3.x

I’m currently trying to solve an engineering problem where I need to solve relatively long differential equations, for which I’m using the method odeint from scipy. I changed my problem to more easy variables and equations to shorten the code below and make it clearer. I want to add two parts of a…

Call Python function using dynamic string variables

function python python-3.x string

I am trying to create a dynamic method executor, where I have a list that will always contain two elements. The first element is the name of the file, the second element is the name of the method to execute. How can I achieve this? My below code unfortunately doesn’t work, but it will give you an good i…

How to find the maximum x value of a function?

absolute-value exponential function max python

I need to find the maximum x value associated to the maximum y value of the following function that I plot using Python matplotlib module: Hence, the trend is this one: If I use the max() function in such way: It prints only the maximum y value (that in this case is equal to 0.8306243772229114). How can I do …

Receive print content of another class at execution time not after the end of the function

function python

What I have tried: In class B I want to get print content in class A and add ‘Time is:’ to the beginning and print it in console. One solution is to return i as a list at the end of function, but I want i as instantaneous, not when the function is fully executed. The code I wrote does