Python

Hover Tool for plots in Pyqtgraph

I want to have data information shown when hovering over a line in pyqtgraph plots, but can’t get my sigpointsHovered to emit any signal. Here is a simple example of what i tried to do: I have already tried setting “hoverable” = True and read the docs several times, but I honestly have no cl…

Why tensor shape is difference when i use tf.print?

python tensorflow

I made simple dataset like below. And I slice it by using from_tensor_slices: (I don’t know exact role of tensor slice function…) when I print dataset using print function, it shows like below: and when I print it using for loop it show like below: Here is question: In my idea, tensor shape should…

How do I fill empty space using grid system in tkinter?

python tkinter

I have 5 buttons with 3 of them in the first row and 2 in the second row. How do I fill the white space that is left? I tried the following: Thanks in advance. Answer There are multiple ways to do this. One of the easier ones is to play around with the Grid Layout. Try this:

Calculated boolean column showing if column is newest

calculated-columns postgresql python sqlalchemy subquery

I have a table with a structure that more or less (I’ve simplified it for the question) looks like the following: id (P.K.) creation_ts some_field 1 2021-08-19 foo 2 2021-08-18 foo 3 2021-08-17 foo 4 NULL bar 5 2021-01-01 bar 6 2021-01-02 bar And I’m trying build a query to show a calculated colum…

How to modify dictionary values based on an array having key information

dictionary python

arr1 = [‘A’,’B’,’D’] values of key to changed: y,z I want to change dict value(x,y) based on arr1 such that value of ‘y’ should be equal to ‘z’ Required Dict dict ={‘A’:{‘x’:’123′,’y’:’322′,…

How to find specific text with it’s correspondence value from a text input using Regex and Python?

python regex

I have some text input and I want to extract few information from the text. For that, I am trying to use Regular Expression and am able to do that except for two fields- rent and transfer. The input text is as below- Now I want to extract rent like- rent 500.00 and transfer as transfer 200.00 but somehow only

AttributeError: module ‘socket’ has no attribute ‘setblocking’

nonblocking python python-3.x

I’m trying to use ‘non-blocked socket’ for a Python project (see previous question if anyone has a better answer : How to use a socket without waiting in python ) I saw that people on the site suggested using the command: socket.setblocking () But when I run the program it crashes, and the e…

TypeError: init() got an unexpected keyword argument ‘proxies’ bs4 scraping

beautifulsoup proxy python web-scraping

The thing above is the relevant part to the error im getting when running the script. Where do i incorporate the “proxies” value? Help appreciated Answer You’re getting this error because there is no “proxies” argument in the constructor for a Request. There’s actually an e…

How to Redirect URLs to a certain URL Django Regex

django python redirect string

In my URLs.py, I’m setting my URL like this Navigating to localhost:8000/mobile works as expected but if typed in the URL: localhost:8000/mobile/hello/world/234234hjhf8sc3 it should redirect to localhost:8000/mobile however this does not happen because my regex is incorrect (I’m not sure) How coul…