How to secure your software with Python archives

Archive formats like ZIP and tar can be abused to undermine the integrity of Python package users 📦 Learn how PSF Developer-in-Residence Seth Larson is strengthening Python's security with the #Python community in the new white paper "Slippery ZIPs and Sticky tar-pits" with Alpha-Omega. https://lnkd.in/gU9t5bgf

Your beautiful async Python system just froze. You called one synchronous function—maybe a legacy library, maybe some file I/O—and suddenly your entire event loop is blocked. Every coroutine waits. Every websocket hangs. Everything stops. I see this pattern destroy production systems constantly. The solution? Python's Executor pattern—the bridge between async and sync worlds that most developers never learn properly. In my latest article, I break down: ✅ ThreadPoolExecutor vs ProcessPoolExecutor (and when to use each) ✅ How to wrap blocking libraries with clean async interfaces ✅ The functools.partial trick nobody teaches you ✅ Real production patterns: database pools, connection management ✅ The shutdown behavior that prevents memory leaks This is senior-level Python. No fluff. Just the patterns you need when async meets the real world. 🔗 Read: "The Executor: Running Blocking Code Without Blocking" https://lnkd.in/de9HNqWA #python #coding #programming #softwaredevelopment

Python Conditional Statements and Loops – Detailed Notes with Examples I’ve created comprehensive notes on two of the most important building blocks in Python — Conditional Statements and Loops. These notes include: Definitions and purposes Syntax with examples Explanation of if, elif, else, for, and while Loop control statements (break, continue, pass) Comparison between conditionals and loops Why it’s important: Understanding how decisions and repetitions work in Python helps build a strong logic base, which is essential for writing clean, efficient, and dynamic programs.  Check out the full document below to explore the complete notes with examples and explanations!  LogicWhile Daggubati Subba Rao (D.S.Rao)#Python #Programming #CodingNotes #LogicWhile #LearningJourney #CodeWithLogic #ConditionalStatements #CodingCommunity

🔐 Secure File Sharing with Python In today’s digital world, data security is non-negotiable. I built a simple yet effective Python utility to encrypt and decrypt files, ensuring safe transmission and storage.

💻 Day 275: Talking to Your Computer with os Today’s post is about one of Python’s oldest — but still coolest — superpowers: the os module. This is how your Python program literally talks to your computer — listing files, creating folders, or checking what directory it’s in. 👉 A simple intro: import os current = os.getcwd() print(f"You’re currently here: {current}") print("Files around you:") print(os.listdir(current)) This small piece of code helps Python navigate your system just like a person browsing through folders. 💡 Pro tip: Use os.path.exists() before performing risky file operations — it’ll save you from those “file not found” heartbreaks. 😅 🔹 Challenge: Write a script that checks if a file exists before trying to open it. #Python #OSModule #Automation #LearnPython

🚀 Mini Python Project Alert! Built a login & signup system from scratch in Python: Gmail-only email validation 📧 Strong password checks 💪 File-based storage for practice 📂 Small project, big learning — regex, file handling, and authentication logic all in one. Loving the journey of turning ideas into code! 💻✨ #Python #CodingJourney #LearningByBuilding #DevLife

This is an important story to follow if you use Python extensively for your research and work: The PSF withdrew a $1.5 million funding proposal. It was meant to improve the safety and security of Python and its open-source ecosystem, but the decision was made because a term in the funding agreement would have exposed the PSF to significant financial risk, especially if already-spent funds could be reclaimed under certain conditions. https://lnkd.in/ei8wCwRV

I just solved another HackerRank challenge that tested my understanding of Python’s collections module, specifically the defaultdict container. In this challenge, we’re given two groups of words. - Group A can have repeating words. - Group B contains query words. For each word in Group B, we have to print all positions (1-based indices) where it appears in Group A — or -1 if it doesn’t appear. Using defaultdict(list) made it clean and efficient to store multiple positions for each word without worrying about key errors. Here’s the output from my program: Input: 5 2 a a b a b a b Output: 1 2 4 3 5 This challenge helped reinforce how Python’s data structures can make code both readable and powerful. Check out the full code and more of my HackerRank solutions on my GitHub: https://lnkd.in/dgsj_mpP #Python #HackerRank #Coding #SoftwareDevelopment #defaultdict #collections #Learning

🚀 When your Python script finally runs perfectly...Yea... That is it!!! You built something cool: maybe a game, a new method, or an automation script. It works flawlessly with your current package versions and Python setup. Now you're ready to push it to GitHub so others can use it exactly like you did. But wait 👀 How can people know which packages (and versions) you used? 👉 You need a requirements.txt file. Just run this in your terminal: pip freeze > requirements.txt 💡 This command lists every installed package and its version and writes them all to a text file. That's the file you'll share in your repo. ✅ Simple. ✅ Reproducible. ✅ Professional. #HowtoPython #AutomationTips #LearnCoding #LifeOfADeveloper #AIProjects

Created a command-line calculator in Python with persistent history tracking! Key features: Supports +, -, *, / operations Prevents division by zero Saves all calculations in History.txt Includes commands like history, clear, and exit This project helped me improve my understanding of file I/O operations, input validation, and exception handling in Python. #PythonDeveloper #FileHandling #MiniProject #LearningByDoing