Code With Python
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This channel delivers clear, practical content for developers, covering Python, Django, Data Structures, Algorithms, and DSA – perfect for learning, coding, and mastering key programming skills.
Admin: @HusseinSheikho || @Hussein_Sheikho
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nearest neighbor | AI Coding Glossary

📖 The data point in a reference set that has the smallest distance to a query point.

🏷️ #Python
autoregressive generation | AI Coding Glossary

📖 A method in which a model produces a sequence one token at a time, with each token conditioned on all previously generated tokens.

🏷️ #Python
Quiz: Build a Python MCP Client to Test Servers From Your Terminal

📖 Learn how to create a Python MCP client, start an AI-powered chat session, and run it from the command line. Check your understanding.

🏷️ #intermediate #ai #projects
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💀 How to encrypt a PDF with a password using Python

Ready Python script: takes a regular PDF and creates a password-protected copy.

📦 Library installation
pip install PyPDF2


⌨️ Code
from __future__ import annotations
from pathlib import Path
from typing import Union

from PyPDF2 import PdfReader, PdfWriter

PDFPath = Union[str, Path]


def encrypt_pdf(input_path: PDFPath, output_path: PDFPath, password: str) -> Path:
    """
    Encrypts a PDF file with a password and saves it to output_path.
    Returns the path to the encrypted file.
    """
    in_path = Path(input_path)
    out_path = Path(output_path)

    reader = PdfReader(in_path)
    writer = PdfWriter()

    for page in reader.pages:
        writer.add_page(page)

    writer.encrypt(password)

    with out_path.open("wb") as f:
        writer.write(f)

    return out_path


def encrypt_with_suffix(input_path: PDFPath, password: str, suffix: str = "_encrypted") -> Path:
    """
    Creates an encrypted copy next to the original file.
    For example: secret.pdf → secret_encrypted.pdf
    """
    in_path = Path(input_path)
    output_path = in_path.with_name(f"{in_path.stem}{suffix}{in_path.suffix}")
    return encrypt_pdf(in_path, output_path, password)


if __name__ == "__main__":
    pdf_file = "secret.pdf"
    pdf_password = "pythontoday"

    encrypted_path = encrypt_with_suffix(pdf_file, pdf_password)
    print(f"Encrypted file created: {encrypted_path}")


💡 Where it will be useful

🟢send a document to a client with the password via a separate channel;
🟢store important PDFs in encrypted form;
🟢integrate encryption into your service/bot/admin panel.

#python #code #tipsandtricks

https://t.me/DataScience4 🌟
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How to create a sinusoidal wave in Python using Bokeh and NumPy 🐍

import numpy as np

from bokeh.layouts import gridplot
from bokeh.plotting import figure, output_file, show

N = 100
x = np.linspace(0, 4 * np.pi, N)
y0 = np.sin(x)

output_file('sinewave.html')

sine = figure(width=500, plot_height=500, title='Sine')
sine.circle(x, y0, size=10, color="navy", alpha=0.5)

p = gridplot([[sine]], toolbar_location=None)

show(p)


👉  @DataScience4
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Sponsorship Opportunities

📖 By sponsoring Real Python you will reach a demographic of Python software engineers dedicated to improving their craft and their professional careers. We offer our clients multiple touchpoints across our platforms, ensuring your message cuts through to our audience.

🏷️ #Python
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🚀 THE 7-DAY PROFIT CHALLENGE! 🚀

Can you turn $100 into $5,000 in just 7 days?
Lisa can. And she’s challenging YOU to do the same. 👇

https://t.me/+AOPQVJRWlJc5ZGRi
https://t.me/+AOPQVJRWlJc5ZGRi
https://t.me/+AOPQVJRWlJc5ZGRi
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latency | AI Coding Glossary

📖 The elapsed time between a request and the observable response.

🏷️ #Python
telemetry | AI Coding Glossary

📖 The automated collection and transmission of measurements or event data from remote or distributed systems.

🏷️ #Python
👍1
🚀 THE 7-DAY PROFIT CHALLENGE! 🚀

Can you turn $100 into $5,000 in just 7 days?
Lisa can. And she’s challenging YOU to do the same. 👇

https://t.me/+AOPQVJRWlJc5ZGRi
https://t.me/+AOPQVJRWlJc5ZGRi
https://t.me/+AOPQVJRWlJc5ZGRi
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🏆 Build Backend APIs with DRF

📢 Build powerful backend APIs effortlessly! This guide teaches you to unlock Django's full potential using the Django REST Framework (DRF).

Tap to unlock the complete answer and gain instant insight.

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By: @DataScience4
🔥21
gradient descent | AI Coding Glossary

📖 A first-order iterative optimization method

🏷️ #Python
🔥21
large reasoning model (LRM) | AI Coding Glossary

📖 A language model optimized for multi-step problem solving.

🏷️ #Python
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#PyWhatKit is one of the most popular libraries for automating #WhatsApp and #YouTube.

Repository link: https://github.com/Ankit404butfound/PyWhatKit

👉  @DataScience4
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Channel photo updated
Oxylabs is a fairly well-known company in the web scraping field with ten years of experience.

They have released a Python package for web parsing. With its help, you can extract data from e-commerce sites, search engines, real estate services, and much more.

Here is a simple example of parsing Bing results:

from oxylabs import RealtimeClient

# Specify credentials for Oxylabs API authorization
username = "username"
password = "password"

# Create a Realtime client with our credentials
client = RealtimeClient(username, password)

# Use bing_search to get Bing results for the query "nike"
result = client.bing.scrape_search("nike")

# Print raw data (as is)
print(result.raw)


Oxylabs can work with almost any websites, but they have separate, more specialized APIs for popular platforms:

- Amazon
- Google
- Google Shopping
- Bing
- Kroger
- Wayfair
- YouTube Transcript

You can learn more about Oxylabs on their website
If you only need the Python package for web scraping, it can be found on GitHub

👉  @DataScience4
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Devin | AI Coding Tools

📖 An AI coding agent that acts as a collaborative software engineering teammate.

🏷️ #Python
Warp | AI Coding Tools

📖 An AI-powered terminal and agentic development environment.

🏷️ #Python
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