Category "python"

Exception when trying to use saved Spark ML model for distributed computations with SHAP

I am having this error Exception: It appears that you are attempting to reference SparkContext from a broadcast variable, action, or transformation. SparkConte

socketio.send() does not send data to client

I am trying to send data from server to flutter app using socketIO. Although I am able to connect and emit, the server is not able to send data to client side.

Pandas pick the higher value for each unique id

I have a df of customers CUST_ID | SEGMENT | AREA 1 | B | CAD 1 | A | RAM 2 | B | CAD 2 | C | RAM 3 | B

Prevent mypy errors in platform dependent python code

I have something akin to the following piece of python code: import platform if platform.system() == "Windows": import winreg import win32api def do_cr

Calculate value based on previous value and multiplication

I am trying to do something which is very simple in excel, but I cant seem to find the way the way to do it in python. I want to calculate the next value in a d

How do I superimpose an image in the back of a matplotlib plot?

I'm trying to superimpose an image in the back of a matplotlib plot. It is being rendered as HTML in a flask website so I am saving the plot as an image before

How to deal with edge cases where fuzzy matching does not return a result?

I have two tables in a MySQL database: address that includes a description field which at most has a city name and a country buried somewhere inside it. There a

How to get pandas to return the row index on which a CSV read error occurs

I have a CSV: '1\n2\na'. If I read it with something like pd.read_csv(io.StringIO('1\n2\na'), names=['A'], dtype={'A': 'float'}) specifying that the first colum

Combining various image channels after gaussian filtering produces white image

I am trying to implement a gaussian filter for an image with dimensions (256, 320, 4). I first generated a gaussian Kernel for the same and then individually pe

Check if substring with leading and trailing whitespaces is in string

Imagine I need to check if in longString = "this is a long sting where a lo must be detected." the substring lo as a word is contained. I need to use the leadi

Flink Python Datastream API Kafka Consumer

Im new to pyflink. Im tryig to write a python program to read data from kafka topic and prints data to stdout. I followed the link Flink Python Datastream API K

printing a board in python

I'm trying to create a chess game in python without uses pygame I know I'm not so far to finish it but I have a problem, I don't achieve to print my board in a

Setting Data Frame Column Names with Data Frame includes extra characters: ('ColumnName',)

I've got a python script set to pull data and column names from a Pervasive PSQL database, and it then creates the table and records in MS SQL. I'm creating dat

How to plot a marker around eye region according to face landmarks of mediapipe Python

The question is how to find the eye coordinate using the multipipe library and place a marker at the left,right, top, and bottom of each of the eyes using cv2 l

Bloom Filters with the Kirsch Mitzenmacher optimization

I have recently started playing around with Bloom Filters, and I have a use case in which this calculator suggests to use 15 different and unrelated hash functi

Vaex copy columns between dataframes

I have a dataframe that I performed a filter on and then added some virtual columns. I wish to add those columns back in with the original data frame. Here is m

Trying to handle an error but cannot do it! Telegram

I have made a telegram bot using pyrogram to upload a large video and the the progress bar is shown, however the progress bar is repeatedly edited message with

How to view images from folder in flask web app?

I had this issue when I first started on most of the pictures, only one showed on my web page so I uploaded the pictures to a google drive and used each url. It

What is the python equivalent for names() function in R

I have a code in R, where in the data frame "inputdata" there are multiple columns, and we are replacing the word "new" with "old" in the entire data frame: nam

.py files in google colab

How can upload and run .py files in Google Colab? I can open the file as text and run it after copying, but I want to know if there is a way I can upload the .p