# Tag: random

## Tkinter Window: TypeError: can only concatenate str (not “int”) to str

I’m having trouble solving the Concatenate Error when it’s present in a Tkinter Window. I tried using multiple methods but, they didn’t work to well with what I’m trying to do. I’m trying to make it so where, at the click of a Tkinter button, it would randomly choose a value between 0 and 100. If the random value is

## Problem: In dataset i have data of country,state and city. Where some state and city name is 0.so,I want to replace “0” value of state with city name

I tried this method. In this code list some city of israel and generate 500 random value of it. And apply condition to insert data in israel state location where data is 0. Answer

## How to sample data points for two variables that has highest (close to +1) or lowest (close to zero) correlation coefficient?

Let’s assume that we have N (N=212 in this case) number of datapoints for both variables A and B. I have to sample n (n=50 in this case) number of data points for A and B such that A and B should have the highest possible positive correlation coefficient or lowest correlation coefficient (close to zero) for that sample set.

## Is there a way of selecting all records of a certain ID after randomly selecting the IDs?

I have a number of values per ID in this format: I want to randomly select IDs but keep all values per ID, so for example, if I wanted to get 2 random IDs; the outcome would look like this: Giving me, ID 2 & 5. Answer Use numpy.random.choice to select random values then select them. Edit: please read the

## Coin flip based on randint returns false mostly?

I am writing a game in python using Pygame. In the game, I am setting a variable to a random value of either True or False using this statement: After running this 2 to 3 times, it kept returning False. At first, I thought that this was probably a coincidence, but after running this like 10 times, it returned True

## random number generating function as argument in python

I want to pass a function which generates random normal numbers to another function, do some calculations and pass again the random function x times. At the end there should be a Dataframe with x colums with diffrent randomly generated outcomes. My code looks like this: But this gives me always identical columns. Answer I don’t think you can pass

## pandas: apply random.shuffle() to list column

I have a dataframe as follows, I would like to shuffle the words in each row using random.shuffle(),(e.g the new first row will be ‘nice is weather the’ ),so I have done the following, and tried to map or apply shuffle() function but it returns None. or I am not sure what I am doing wrong here. and then finally

## Python: simulate tossing a die until all values have appeared at least once

I want to sample from a list until all elements have appeared at least once. We can use tossing a die as an example. A die has six sides: 1 through 6. I keep tossing it until I see all six values at least once, then I stop. Here is my function. cur_val is the value from the current toss.

## how to randomize a matrix keeping the rows fixed in python

I’m trying to randomize all the rows of my DataFrame but with no success. What I want to do is from this matrix to this I’ve tried with np. random.shuffle but it doesn’t work. I’m working in Google Colaboratory environment. Answer If you want to make this work with np.random.shuffle, then one way would be to extract the rows into

## Is it possible to create a random shape on an image in python?

I need to create some spots on an image. The spots are of irregular shape (mainly I was trying to add a big circle then trying to add smaller circles on the edges of the big circle so it gets an “irregular” circular shape). Here I just showed one circle in the example. As I have a directory full of