Python

The code keeps on trowing an error “`The command help is already an existing command or alias“` Why is this so and how do I fix it?

Im working on a discord bot in python but as soon as I run the code it shows an error The command help is already an existing command or alias. and it isn’t anywhere else in the code. Here is the code Answer The help command already exists so you need to remove the default one to overwrite it:

How to parse paragraph in html using regex

python regex

I need to write a regex to parse $$ sign between paragraphs in an HTML page I tried But I need to apply the same even there are some styles exists in paragraph, Expected Input: Expected Output: please help Answer my answer is completely based on your approach, for a better solution, I suggest to parse the htm…

Letters always detected as uppercase even when they’re lowercase

python

I am working on a very simple project that detects whether a letter is uppercase or lowercase and replaces it with a random letter that’s uppercase or lowercase like it while skipping spaces, so, for example, “Oh Boy” should output something like “Wx Dai” But here’s the pro…

pandas replace values in reference to a user input

pandas python

I am stuck a little bit, hope you can help me, I want to replace a value in a pandas df according to a input Pandas df contains 3 string columns and the default value for category is always 1 Area Name Category Sales Tom 1 Finance Laura 1 Finance An 1 Ops Roger 1 I have a dict= {‘finance’:’2…

How to populate auth.groups and auth.group_permissions tables with initial data in Django project

django django-migrations python

Context I am using PostgreSQL. I would like to immediately populate the auth.groups and auth.group_permissions tables, after the very first migration of my project. So, after I have set up these tables the way I want them, I dump them by running The resulting file is this The problem To try this, I drop and r…

Python add 1d array to 2d array by column

arrays numpy numpy-ndarray python

I have a 1d array and 2d array I want: I tried np.vstack, np.concenrate but all failed Answer You can use numpy.column_stack:

Why is this basic if-else expression failing?

chaining if-statement python

This is my first post on the site. I am in my third week of coding class and have completed everything but this problem. We are using ZyBooks. I have completed everything but this participation exercise. It isn’t graded; however, it is driving me nuts. We are asked to write an expression that will print…

Trying to make a graph from a sparse matrix: not enough values to unpack (expected 2, got 0)

python sparse-matrix

So I’m trying to make a graph with squares that are colored according to probability densities stored in the 7×7 matrix ‘nprob’. I get the following error: To be honest, I get this error a lot, and I usually just rejuggle things until I get one I understand better, so it’s probabl…

Replace All Specific Characters in String using Python

loops python recursion

I have a problem with a function I am trying to implement that needs to replace some letters (in a given string), for some other characters, defined on a dictionary. I have this dictionary: I want to pass a string that when a character matches any key from the dictionary (case insensitive match), it tries to …

installing pip on python2.7.5 and the old version issue

pip python python-2.7

I want to make some change on a code which has been developed with python2.7.5 so I should use Python 2.7.5. But when I’m installing pip on python2.7.5, face this error. I have downloaded get-pip.py and ran it through cmd here is the error: DEPRECATION: Python 2.7 reached the end of its life on January …