Python Beginner

What is Requests Library?

An elegant HTTP library for Python that simplifies making web requests with a human-friendly API.

Requests makes HTTP calls simple: response = requests.get("https://api.example.com/data"). It handles JSON encoding/decoding, session management, cookies, authentication, SSL verification, and file uploads automatically.

Features include connection pooling via Sessions, timeout handling, retry logic (via urllib3), proxy support, and streaming downloads for large files. Requests is one of the most downloaded Python packages.

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Exception Handling

A mechanism for managing runtime errors using try, except, else, and finally blocks to prevent program crashes.

A built distribution format (.whl) that allows faster installation of Python packages by avoiding the need for compilation.

Python's built-in module for serializing and deserializing Python objects into a byte stream for storage or transmission.

A modern Python dependency management and packaging tool that handles virtual environments, locking, and publishing.

A string literal placed as the first statement in a module, class, or function to document its purpose and usage.

Python ABC Module

The Abstract Base Classes module that enables defining interfaces and abstract methods that subclasses must implement.

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