Python - Страница 4736

Maybe a very noob question but the below gives wrong results when vecDict is initialized outside of init. Can someone please explain why..

class Vector: #vecDict = {} ## vecDict declared here gives wrong results vs in the init method. def...

picture A normal picture (1) consists of three hexagons and a row of numbers, while an abnormal picture (2 and 3) may be rotated at various angles.

I want to correct all the images to look like (1). In other words, let the row of numbers not...

Trying to send commands (not labels) to Zebra printers using Python.

On page 574 of the documentation it shows:

Here's my code:

mysocket = socket.socket(socket.AF_INET,socket.SOCK_STREAM) host= 192.168.100.245 # verified IP address of...

I am trying to get the weekly top songs per city - Barcelona to be precise. However, I couldn't find any Spotify API method to obtain this data, so I am thinking of scrapping its web service.

It is my first time doing web scraping and, although I...

I've installed a self-signed root ca cert into debian's /usr/share/ca-certificates/local and installed them with sudo dpkg-reconfigure ca-certificates. At this point true | gnutls-cli mysite.local is happy, and true | openssl s_client -connect...

How do I perform this without using for loops and just numpy functions?

arr_x = np.array([ , ]) arr_y = np.array([ , ]) res = [] for x, y in zip(arr_x, arr_y): res.append(np.dot(x, y)) res = np.array(res) I tried tensordot with axes=1, but that...

I´m new to python and I'm trying some challenges on a page that I found I'm trying to extract a date from a string, so I can then put it in a column, this is the input they give me:

131594 , , BIDGROUP , 1, 0, 0, 2, , 0:00, 0:00, 01JAN2009,...

Boolean operator 'and' returns True if both sides are True. Any number other than 0 is True. So python should return True for

13 and 19 But why does it return 19?

Источник:

The asyncio version of readline() (1) allows reading a single line from a stream asynchronously. However, if it encounters a line that is longer than a limit, it will raise an exception (2). It is unclear how to resume reading after such an...

I sorted four similar lists. List d consistently takes much longer than the others, which all take about the same time:

a: 33.5 ms b: 33.4 ms c: 36.4 ms d: 110.9 ms Why is that?

Test script (Attempt This Online!):
from timeit import repeat n =...

I have Python code where I am connecting to metadata/graphiql from Tableau Online and then writing a query . The result should be in JSON format but I'm getting some HTML code instead.

import requests graphql_url = metadata_query=''' query {...

I am trying to create a autoencoder for anomally detection using tensorflow, the model runs but thats about as far as it goes. Here is the model:

int_vectorizer = layers.TextVectorization( max_tokens=10000, output_mode='int',...

I have installed and connected pymsteams to a channel and able to send messages. I read documentation but didn't find anything related to how to send message with mentioning a person as @me -> mentioning a person in a teams.

that's a beginning of...

I'm trying to collect bets from players in order

from fastapi import FastAPI, WebSocket app = FastAPI() from typing import List from HomeGame import Table, Player from fastapi import FastAPI, WebSocket, WebSocketDisconnect from fastapi.responses...

PS D:\Anto_Local_Files\py\Dam Safety> d:; cd 'd:\Anto_Local_Files\py\Dam Safety'; & 'c:\Users\acer\AppData\Local\Microsoft\WindowsApps\python3.11.exe'...

I've been attempting to run a jupyter notebook with matplotlib, but keep on encountering the error FileNotFoundError: Matplotlib's TeX implementation searched for a file named 'rm-lmr10.tfm' in your texmf tree, but could not find it. I have tried...

This is more of a philosophical question.

In python, bool([]) evaluates to False. On the other hand, consider the following:

from dataclasses import dataclass @dataclass class Lists: items: list other_items: list assert bool(Lists(items=[],...

I have some time-serial measurement data and I want to fit a smooth curve out of it. I tried to do it with supersmoother package. Below is my code:

from supersmoother import SuperSmoother import numpy as np cx = np.array( ) cy = np.array( )...

I need to get Google Trends data for past 30 days, past 12 months like that for the purpose of my current project. I'm able to get daily data using Google Trends API. The package has another API called InterestsOverTime but Google is blocking any...

in my case i create login api ,when user enter thier details at that time token not generating.so give me a solutions.

in my case i create login api ,when user enter thier details at that time token not generating.so give me a solutions.

I...

How do I determine which machine learning models are the most effective? In addition to metrics, have you heard about any parameters, how exactly are they applied and where can I find them? For example, from the Naibe Bayes + BoW / Naive Bayes +...

Input:
Id FirstDate LastDate values 1 2023-12-10 2023-12-14 2,4,6,7,8 2 2024-01-12 2023-12-21 0,0,16,2,7,0,1,1,2,3
Expected OutPut:
Id FirstDateAndLastDate value 1 2023-12-10 2 1 2023-12-11 4 1 2023-12-12 6 1 2023-12-13 7 1 2023-12-14 8 2...

I've been trying to web scrape certain text data using Beautiful Soup but it appears I can't access the text due to its formatting within the HTML code.

#1 '#' '1' The text I want is the '1'.

import requests from bs4 import BeautifulSoup def...

With help from ChatGPT, I received the code below and am checking it, but I don't know why the error occurs. Please help me

import pyodbc conn_str = 'DRIVER={SQL Server};Server=myserver;Database=mydatabase;Trusted_Connection=True' # create...

When I used the auto py to exe module to package Python files into the exe file format, I encountered an error and the program did not contain recursive statements. Why does an error occur: RecursionError: maximum recurrence depth exceeded while...