Sep 25, 2024 · Fundamentals

Understanding Python .pyc Files: How They Are Generated, Structured, and Imported

This article explains why and when Python creates .pyc files, shows how to compile them manually with py_compile, demonstrates importing compiled bytecode via importlib, dissects the .pyc file header and payload, and explores the CPython marshal implementation and simple bytecode obfuscation techniques.

BytecodeObfuscationPython

0 likes · 14 min read

Understanding Python .pyc Files: How They Are Generated, Structured, and Imported

Python Programming Learning Circle

Apr 2, 2020 · Fundamentals

Understanding Python .py Script Execution and Bytecode Generation

This article explains how Python executes .py scripts by compiling source code to bytecode, the role of the virtual machine, when and how .pyc and .pyo files are generated, and practical commands and options for optimizing and managing Python bytecode.

Compilationperformancepy_compile

0 likes · 9 min read

Understanding Python .py Script Execution and Bytecode Generation