Python - Страница 4752

I've been trying to do this for about two years now. And I read that at that time (2021) not all types of products were yet available/working correctly. I'm trying to add a book, with this code (for marketplace germany) . But specifically when...

I'm currently working on implementing binary tree traversal methods in Python using recursion. I've successfully implemented the pre-order, in-order, and post-order traversals, but I'm having trouble understanding how to implement the Braunschweig...

How do I hint the return type of a function that returns a list of classes in Python 3?

Example:
class BaseClass: pass class SubClass1(BaseClass): pass class SubClass2(BaseClass): pass # Help needed: def get_sub_classes() -> list : return...

I seem to be having trouble getting programs to continue until I input a 'stop' command. I have this new code below that prints letters as a star pattern as I want them to but I need it to continue until I type 'stop'.

def pattern(): for i in...

So i was suposed to make a dashed red line showing the optimal powerlaw fit in comparison with the empirical blue, the dashed line starts correctly from xmin but its wrong on the y axel should be kinda spot on with the blue line, how do i fix it?...

I'm using mkdocs & mkdocstring to build my documentation and including code examples in the docstrings. I'm also using doctest (via pytest --doctest-modules) to test all those examples.
Option 1 - format for documentation
If I format my docstring...

I can't install python 3.12.2 because of the 0x80070643 error in windows 8.1.

I've tried some solutions I got from google and no one of them works. One of them is I restored to point December 2023 . Any another recommendations?

Источник:

df = pd.DataFrame( { date : , numbers : , grouper : } ) If I have the following df and I would like to get the rolling mean for the values of numbers that are before each rows date column, how would I do that? eg. the rolling averages for the past 3...

for some reason projected fcf 2023 comes after projected fcf 2028. how do i fix this error?enter image description here

def main(): file_path = 'all_stocksbeta.csv' # Update with the path to your CSV file stocks_df = pd.read_csv(file_path) symbols...

After i run pending jobs with python's schedule module, I'd like to print once next job scheduled at {next_job_time} .

This code prints the message every second which isn't what I want :

import schedule import time def Job(): #doing something......

Is there a way to memoize the output of a function to disk?

I have a function

def getHtmlOfUrl(url): ... # expensive computation and would like to do something like:

def getHtmlMemoized(url) = memoizeToFile(getHtmlOfUrl, file.dat ) and then...

I have been running the train code for hours and it still doesnt start.I use command prompt to train

Here more information: Python 3.10.9 Tensorflow 2.9.0 Tensorflow-gpu 2.9.0 CUDA 11.2 CUDNN 8.1.1

Here is the code to train

python...

I have a dataframe with the following form:

0 1 2 3 ... 9 10 11 output 0 2.451775 1.9565675 0.843128 -0.007820 ... 0.74554812 0.090777 -1.90625 a 1 -0.855458 -0.8444604 -0.619685 0.2273399 ... 1.3771857 4.089319 -0.16289 a 2 1.554580 1.9164567...

I have my data (MNIST Images) for training and testing in separate folders and then each class in a different folder. Now I am trying to load the data using the ImgageFolder method. But when I try the Dataloader, the shape of each element in each...

code:

from PyQt6 import QtCore, QtGui, QtWidgets, QtTest import playsound as ps import threading import datetime global glob_theme glob_theme = None class Con_Dialog(QtWidgets.QDialog): def setupUi(self, Dialog): Dialog.setObjectName( Dialog )...

I'm trying to call my .so file from a python script. I've used pybind11 a to build the .so with a hello function that I want to call from my Python code. Apparently for it to be imported it needs to have a certain name like this:...

class ClientThread(MyThread): def __init__(self, context, frame): MyThread.__init__(self, context, frame) self._stop_event = None def run(self): self._socket = self._context.socket(zmq.SUB) address = 'tcp://localhost:5566'...

I am trying to create an APK file of my app, using flet build apk.

To get the logs I used flet build apk --verbose -vv.

Packaging Python app... Run subprocess: Building package executable... (1.7s) Built serious_python:main. Running package...

As the title states, I continue to get this error and I have tried using a request Session object to then mount an adapter with a max retries option. Apparently it is still exceeding the retries, and I thought adding the adapter with a backoff...

We're currently programming a robot using pygame lib, python, raspberryPI, and adafruit motor hat. Here is example of what we do to increase the speed of the motors from 0 to 100:

for i in range(100): motor.run(i) This code is inside definitions...

I created some data and stored it several times like this:

with open('filename', 'a') as f: pickle.dump(data, f) Every time the size of file increased, but when I open file

with open('filename', 'rb') as f: x = pickle.load(f) I can see only data...

I want to create a column that is a cumulative sum over a group column but the cumulative sum only happens when the 'days' column meets a certain condition. I have come up with what I regard as a duct tape solution, there must be a more elegant...

I ran this code

from os import system import speech_recognition as sr from playsound2 import playsound and got this error

Exception has occurred: ModuleNotFoundError No module named 'playsound' File /Users/williamsp/Desktop/gpt4all_voice/main.py...

I have an oracle database connection with just a read access. When I connect to the database using collection string

engine = create_engine(f oracle+oracledb://{DB_USER}:{DB_PASSWORD}@{DB_URL{DB_PORT}/{DB_SID} ) This connect successful but the...

models.py

class OpeningHours(models.Model): day_of_week = models.IntegerField(choices=((0, 'Sunday'), (1, 'Monday'), (2, 'Tuesday'), (3, 'Wednesday'), (4, 'Thursday'), (5, 'Friday'), (6, 'Saturday'))) opening_time = models.TimeField() closing_time...