I’ve been using the following code for a while: With Python-2.6 on RHEL6 this works, changing process name to “meow”. With Python-3.7 on RHEL7, however, after going through same code, the process name becomes “m” — just the first letter of the string. What’s going on?…
Tag: python-3.x
Is there a best practice to be followed when writing many try-except blocks?
A simple example to show what I mean, assume that I have 3 .py files (file1, file2, file3) which perform different tasks for me, and I need to log errors at every step, is this the correct way of going about it or is there another best practice that can be followed? file1.py: file2.py file3.py Of course, anot…
‘Namespace’ object is not iterable
Attempting to pass an undetermined amount of integers using argparse. When I input: py main.py 3 2 Error Namespace Argument is not iterable I think is is because I am passing an argument that is not of the correct type. After reading through all the documentation I could find I cannot figure out how to make t…
flask.cli.NoAppException: Could not import “app”
My application’s name is app.py, and it’s in a folder named ToDo-App, and within this folder there is another folder called templates, that contains the index.html file. In the terminal: Esam@DESKTOP-73QDAD3 MINGW32 /i/web/advanced-track/1-sql_and_data_modeling_for_the_web/ToDo-App $ FLASK_APP=app…
How to select rightmost column with a value?
I have a DataFrame df with some country statistics for years from 2014 to 2018. Some of the countries have values for each of the years, while some countries are missing some. The DataFrame looks like this: I want to keep only the most recent data value, so for the DataFrame above, the result should be: Answe…
Accumulate sliding windows relative to origin
I have an array A with the shape (3,3) which can be thought of as the sliding window view of an unkown array with the shape (5,). I want to compute the inverse of windowing the array with the shape (5,). The adjoint operation of this will be summation. What I mean is that I want to accumulate the values
How to find a link in a big string
I want to find a link like https://stackoverflow.com/questions/37543724/python-regex-for-finding-all-words-in-a-string in a big string but there are many links and I want all links that starts with https://stackoverflow.com/questions/ the string look like something https://stackoverflow.com/questions/37543724…
python if/else and try/except combination without redundancy
While playing around with icecream I programmed the following lines of code As you can see I want to assign the (same) lambda expression to ic in both cases if not debugging the code or if importing icecream is not working I was wondering if there is a (maybe pythonic) way to handle that idea without redundan…
How can you find which checkbutton is selected using Tkinter and a function?
Here I am trying to create a list of three fruits , Apple ,Pomegranate and Banana, and asking the user to select their favorite fruit. So I am defining a function print_choice that is called each time any checkbox is selected , and have defined an array fruits that appends the respective fruit to the array wh…
Can’t stratify output based on different headings and their corresponding paragraphs
I’m trying to fetch each heading and their corresponding paragraphs from the html elements below. The results should be stored within a dictionary. Whatever I’ve tried so far produces ludicrously haphazard output. I intentionally did not paste the current output only because of brevity of space. I…