#cpython articles

Python Inner Working

https://youtu.be/3HTKc-ZgZbg?si=RDDcTwm-3EzP66P8 Understanding What Happens Behind the Scenes When you write your first "Hello World" program in Python, you're just scratching the surface of what's actually happening inside your machine. While most...

zerotopython.hashnode.dev

Ritik RastogiSep 2, 2025 · 2 min read

Behind the Scenes: How Python Really Works

What Really Happens When You Run a Python Script? We all love Python for its simplicity.You write a .py file, hit Run, and boom output appears.But have you ever wondered what actually happens behind the scenes? Step 1: Your Code A Python script (.py)...

how-python-really-works.hashnode.dev

Anik SikderAug 13, 2025 · 4 min read

Python Variables & Memory: The Deep-Dive Every Beginner Should Read

TL;DR Variables in Python aren’t “boxes holding values.” They are names pointing to objects in memory. CPython uses reference counting + a cycle-detecting garbage collector. Mutable vs immutable objects behave differently with reassignment and fun...

aniksikder.hashnode.dev

M Naeem BanGashAug 13, 2025 · 3 min read

Python Inner Working

1. Python is an Interpreted, Bytecode-Compiled Language When you write Python code: print("Hello, World!") It does not run directly as text.Instead, Python goes through three major steps: Parsing → Converts your .py file into an Abstract Syntax Tre...

python-inner-working-how-python-work.hashnode.dev

Mrigesh ThakurAug 11, 2025 · 15 min read

Understanding cppyy : A True automatic Python-C++ binding

So as discussed in our previous blog , we concluded that our entire approach to performance was trapped by traditional Ahead-of-Time (AOT) thinking. It became clear that no matter how much we optimized our existing pipeline, we were fighting the fund...

understandbrian2.hashnode.dev

Mrigesh ThakurAug 11, 2025 · 6 min read

Escaping the AOT Trap: Why Brian2 Is Exploring a Cppyy-Powered Runtime

I thought I understood the compilation problem in Brian2 until I realized that every "obvious" solution - manual C extensions, direct g++ calls, even fancy build systems - all fell into the same fundamental trap. They were trying to solve a dynamic r...

1 understandbrian2.hashnode.dev

Mrigesh ThakurJun 15, 2025 · 9 min read

Code-generation in Brain2 : From Math to Machine Code

The Challenge: Making Python Fast Enough for Neuroscience An exploration of the compilation pipeline that transforms high-level neural network descriptions into high-performance simulations How does a neuroscience simulator convert mathematical equat...

understandbrian2.hashnode.dev

Abhishek KandoiMay 30, 2025 · 5 min read

Internals of Python's print("Hello World")

"Hello, World!" – a programmer's first greeting. In Python, print("Hello World") displays this message, but its execution involves a fascinating journey. For mid-level and senior engineers, understanding these mechanics offers deeper insights into Py...

mighty-dev.hashnode.dev

AniApr 28, 2025 · 3 min read

Understanding the CPython Compiler

CPython is the reference implementation of Python written in C. When you run a .py file, it goes through several internal steps before your code is actually executed. Overview of the Compilation Process Here’s a simplified overview of what happens wh...

blog.anirudha.dev

AniApr 4, 2025 · 4 min read

Compiling Python

Python is one of the most widely used programming languages, but have you ever wondered how it works under the hood? CPython is the official implementation of Python written in C, and modifying it allows you to change Python’s behavior. CPython is th...

blog.anirudha.dev

Search Hashnode

Trending tags this week

Python Inner Working

Behind the Scenes: How Python Really Works

Python Variables & Memory: The Deep-Dive Every Beginner Should Read

Python Inner Working

Understanding cppyy : A True automatic Python-C++ binding

Escaping the AOT Trap: Why Brian2 Is Exploring a Cppyy-Powered Runtime

Code-generation in Brain2 : From Math to Machine Code

Internals of Python's print("Hello World")

Understanding the CPython Compiler

Compiling Python