Python Developer

I get the error string index out of range inside of the encrypt function I don't know how to ge… Read more What's Wrong With My Vigenere Cypher Encrypt Function?

So I'm trying to allow my user to input \n in a string, to designate a new line. However for so… Read more Is There A Way To Stop Input() From Escaping \n?

I have a simple Python script (models.py) to create a Flask-SQLAlchemy app and a simple sqlalchemy … Read more Cannot Test Simple Sqlalchemy Model Dataclass: "mapper Mapped Class Could Not Assemble Any Primary Key Columns For Mapped Table"

html looks like thisI have written this code to scrape all courses from a url. For this I am trying… Read more Find Element Text Using Xpath In Selenium-python Not Working

This code: from itertools import groupby, count L = [38, 98, 110, 111, 112, 120, 121, 898] groups… Read more Group And Combine Items Of Multiple-column Lists With Itertools/more-itertools In Python

How do I ignore null and None values in a data frame based on ID and frame the data. id A … Read more How To Ignore Null Values In Data Frame And Build A New Data Frame Based On A Column

I have a function that takes in a multivariate argument x. Here x = [x1,x2,x3]. Let's say my fu… Read more Partial Derivative Using Autograd

I must be overlooking something, but really don't see why the Python code is so slow... Countin… Read more Is Python Bitwise Shift Really Slow?

This is driving me nuts. The following code is basically the question. The first part halts almost … Read more Array Of Tuples In Python

To initialize float constants to +inf, -inf, nan I always use float() called with a string: print(f… Read more Alternative Methods Of Initializing Floats To '+inf', '-inf' And 'nan'

This is an example from the O'Reilly Cookbook (truncated dataset) headers = ['Symbol',&… Read more Csv.writerows() Puts Newline After Each Row

When I attempt to pass a python list through to JavaScript in the template it doesn't parse the… Read more Json.dump Not Converting Python List To Js Array

I want to do something when terminate the python script on windows. # coding:utf-8 import ctypes im… Read more How To Detect Program Exited In Python On Windows And Do Something On Exit

I have a dataset and I wanted to test different classifiers in parallel using Spark with Python. Fo… Read more Run Different Classifiers/algorithms In Parallel Using Spark

I want to dynamically create Tkinter windows on my screen. I understand that I should only have one… Read more How To Create New Tkinter Window After Mainloop()?

I am getting the 'ImportError: DLL load failed: The specified module could not be found.' w… Read more Seaborn Importerror: Dll Load Failed: The Specified Module Could Not Be Found

I'm trying to use BeautifulSoup to scrape the 'Season Stats' table on this page. Is the… Read more Python - Using Beautifulsoup To Scrape An Espn Table

I have code that looks like the following: class C(str): def __init__(self, a, b): prin… Read more Overloading Str In Python

Is there a way to avoid having to predefine the names of column headers in numpy/pandas to create a… Read more Numpy - Load Csv With First Row As Names Immediately To A Structured Array?

I'm trying to use the Large-Scale Matrix API to run some queries using Python 3.7.7. I believe … Read more Large-scale Matrix Routing -- Missing Token/api Key Error