I will try to explain what I want to do: I will some polynomial approximation calculations in Python. And my aim is not to use numbers. I want to work with the symbols like x,y,c etc. But I couldn’t find any way to use them in calculations. Simply I want to do that: These x and y are my variables
Tag: python-3.x
Including the last value in a range loop Python 3
I am having issues trying to get my code to print the last value of the range when I am running a loop. Here is the problem I was given with my code at the end: Here is the output I receive: A B C D E F G H I J K L M N O P Q R
Remove duplicated considering one element from a list of lists python
I basically have a list of list like this: I would like to remove the lists which contains duplicated values in index [0]. Also, i always need to have the list which its index [1] = ’20’, in this case [‘1348562275′, ’20’]. So my wanted list would be: Does anyone have any id…
Writing a text file, using parts of other text files
I need to figure out something that is confusing me, hope someone can help. I have two text files with different information (these actually input files to run on Abaqus, but let’s call them .txt) MAIN.txt and SUB.txt I guess it is obvious what I want to do, write a script that creates a NEWFILE.txt whi…
How to mix the outliers (from boxplot or not) with violin plot?
The graphs. The first graph is captured from https://towardsdatascience.com/violin-plots-explained-fb1d115e023d. And the second one is created by myself. I found this requirement when I was doing my python matplotlib assignment since the professor required us to highlight the outliers on violin plot whether t…
Loading the binary data to a NumPy array
I am having trouble reading the binary file. I have a NumPy array as, I wrote this array to a file in binary format. Now, I am unable to get back the data from the saved binary file. I tried using numpy.fromfile() but it didn’t work out for me. When I printed the data I got [0.00000000e+00 2.19335211e-1…
Convert a list of objects to a dictionary of lists
I have a list of JSON objects, already sorted (by time let’s say). Each JSON object has type and status. For example: I’d like to convert it to: So of course it’s an easy task but I’m looking for the Pythonic way doing that, so it will spare me a few lines of code Answer I don’t …
Python Group Repeated Values in List in a Sublist
I need to append some repeated values from a list into a sublist, let me explain with an example: I have a variable called array that contains strings of uppercase letters and $ symbols. My end goal is to have this array: As in the example, I need to group all $ symbols that are togheter into sublist in the
Ignore text from dot to a specific character with regex python
I have a text like this: i want a regex code that is able to delete the text inside the quotes and the text before it till the dot. so the output be like that : the code am stuck into : what the code actually does is delete a more than expected here’s an example : the output i
How to conditionally skip instantiation of fixture in pytest?
Problem: I have a fixture that takes about 5 minutes to instantiate. This fixture relies on a fixture from another package that I cannot touch. The time of the fixture can be drastically sped up depending on the state of a different (must faster instantiating) fixture. For example, this is the psuedo code of …