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Illustration of a Python list being converted into a single iterator block by the iter() built-in, with a one-way arrow showing single-pass iteration.
Python

Python iter(): How the Built-in Function Works

Illustration of Python pika connecting to RabbitMQ with queues, exchanges, and routing keys, emphasizing message acknowledgement flow.
Python

Python Pika: Queues, Exchanges, Routing Keys, and Acknowledgements

Comparison of two Python Kafka client libraries with code snippets and a scale icon.
Python

Python Kafka: kafka-python vs Confluent Client

Illustration of Kafka partition offsets and manual commit flow in a Python consumer
Python

Python Kafka Offsets, Partitions, and Manual Commits

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Latest Python Posts

A stylized queue with producer and consumer coroutines exchanging items in an asyncio event loop
Python

Using Python asyncio Queue for Producer-Consumer Tasks

Learn how to use asyncio.Queue for producer-consumer tasks in Python, including put/get basics, backpressure, task_done, and cancellation handling.

asyncioqueueconcurrencyproducer-consumer
Diagram showing async comprehension iterating over an async stream with sequential processing and optional concurrent tasks.
Python

Python Async Comprehension: Syntax and Usage

python async comprehension: Learn how to use Python async comprehension to process async iterables in list, dict, set, and generator forms, with code examples and comm...

asyncioasync iterablescomprehensionspython
Illustration of an async context manager with an exit arrow showing cleanup and exception handling in Python.
Python

Python __aexit__: Implementing Async Context Manager Exit

Learn how to implement Python's __aexit__ in async context managers, handle exceptions, and manage async resources with async with.

async context managerasyncioPython__aexit__
Illustration of an async context manager entering and exiting a resource block in Python
Python

python __aenter__: Building Async Context Managers

python **aenter**: Learn how python __aenter__ powers async context managers, how to implement custom ones, and how to handle resources and errors in asyncio code.

asynciocontext managersasync with__aenter__
Diagram showing async with entering and exiting an async context manager in Python
Python

python async with: Async Context Managers

Learn how python async with works, how to implement async context managers, and when to use them for proper resource cleanup in asyncio code.

asynccontext managersasynciopython
Illustration of an async context manager managing an asynchronous resource with enter and exit phases.
Python

Python Async Context Manager: Implementation and Usage

Learn how to implement and use python async context managers with __aenter__/__aexit__ and asynccontextmanager, including error handling and resource cleanup.

asynccontext managerasynciocontextlib
Editorial illustration of an async generator pipeline with a yield point between two await operations, conveying pull-based streaming in Python.
Python

Python Async Yield: How Async Generators Work

Async generators in Python combine `async def` with `yield`. See how `async for` drives them, how `asend()` and `aclose()` work, and when a queue is a better fit.

asyncioasync generatorscoroutinespython generators
Illustration of a Python async generator streaming data chunks through an asynchronous loop
Python

Python Async Generators: Syntax and Real-World Use

Python async generators can await and yield in the same function, which makes them a natural fit for streaming data in asyncio programs. Learn the syntax, iteration, and cleanup patterns.

asyncioasync iterationgeneratorsstreaming
Illustration of Python's anext() function retrieving the next item from an async iterator, with a default value fallback.
Python

Python anext: Next Item from Async Iterator

python **anext**: Learn how to use Python's anext() to fetch the next item from async iterators and generators, including default values and error handling.

asynciteratorsgeneratorsasyncio
Illustration of Python aiter() converting an async iterable into an async iterator, with a loop symbol and await indicator.
Python

Python aiter(): Async Iterator Basics

python **aiter**: Learn how Python's aiter() works, how it differs from iter(), and how to use it with async generators and async iterators.

PythonAsyncIteratorsasyncio