firstly I am transforming an image into numpy array and writing it to a text file and this part is working the problem is when i copy the txt content and dynamically paste it as vector and display the image. the colors are showing wrong. enter image description here enter image description here ` ` I need to …
Tag: python
Losing cell formats when accessing rows
In some circumstances the format (int, float, etc) of a cell is lost when accessing via its row. In that example the first column has integers and the second floats. But the 111 is converted into 111.0. The output I would expect is like this I have an idea why this happens. But IMHO this isn’t user frie…
KeyError: ‘…’ keeps coming back
I keep getting the error and can’t find where the problem lies. I’m trying so I can choose wether I want the attack the creature or both printed and what type the creature is: ‘easy’, ‘medium’ or ‘hard’, I want to store that into a variable. Thanks in advance An…
Extract a value from a JSON string stored in a pandas data frame column
I have a pandas dataframe with a column named json2 which contains a json string coming from an API call: “{‘obj’: [{‘timestp’: ‘2022-12-03’, ‘followers’: 281475, ‘avg_likes_per_post’: 7557, ‘avg_comments_per_post’: 182, ‘avg_…
Using lambda to define a function based on another: How do I keep my code generic?
I have some python code that defines a new function based on an old one. It looks like this My new function is the same as the old function, but sets the last argument to 0. My question: Say I did not know the function took three arguments. Can I make the above solution more generic? An invalid solution with
How do I fill a dictionary with indices in a for loop?
I have a transposed Dataframe tr: 7128 8719 14051 14636 JDUTC_0 2451957.36 2452149.36 2457243.98 2452531.89 JDUTC_1 2451957.37 2452149.36 2457243.99 2452531.90 JDUTC_2 2451957.37 2452149.36 2457244.00 2452531.91 JDUTC_3 NaN 2452149.36 NaN NaN JDUTC_4 NaN 2452149.36 NaN NaN JDUTC_5 NaN 2452149.36 NaN NaN JDUTC…
Flask-SQLAlchemy Legacy vs New Query Interface
I am trying to update some queries in a web application because as stated in Flask-SQLAlchemy I have a query: Which is translated into: And I take the subnets variable and loop it over in my view in two different locations. And it works. However, when I try to update my query and use the new SQLAlchemy interf…
Generate random binary matrix constrained to no null row
I want to generate a random binary matrix, so I’m using W=np.random.binomial(1, p, (n,n)). It works fine, but I want a constraint that no row is just of 0s. I create the following function: It also works fine, but it seems to me too inefficient. Is there a faster way to create this constraint? Answer Wh…
Reading part of lines from a txt
I’m trying to read a txt file with informations about time, temperature and humidity, this is the shape I would like to extrapolate, for each line, the 4 informations and plot them in a graph. using open() and fileObject.read() i can plot the txt into VSC Terminal, but i don’t know how to: read th…
Get Text from SVG using Python Selenium
My first time trying to extract data from an SVG element, following is the SVG element and the code I have tried to put up by reading stuff on the internet, I have absolutely no clue how wrong I am and why so. I am trying to get the Categories and corresponding Percentages from the last 2 blocks of the