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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

Illustration of Python httpx library handling file upload, download, and streaming operations.
Python

Python httpx File Upload, Download, and Streaming

Learn how to upload, download, and stream files with Python's httpx library, including memory-safe large file handling, retries, resumable downloads, and sync vs async choices.

httpxfile uploadfile downloadstreaming
Illustration of multiple concurrent HTTP requests from a Python async client, showing parallel network connections.
Python

Python httpx AsyncClient for Async Requests

Learn how to use httpx.AsyncClient for concurrent async HTTP requests in Python, including error handling, timeouts, and connection reuse.

httpxasyncioconcurrencyhttp-client
Illustration of a Python HTTP request with a timer, retry arrows, and an exception warning icon, representing httpx timeout and retry handling.
Python

Python httpx Timeout, Retries, and Exception Handling

python httpx timeout retries and exception handling: Learn how to configure timeouts, implement retries, and handle exceptions in Python httpx to make HTTP requests re...

httpxtimeoutsretriesexception handling
Illustration of an HTTP request with a highlighted bearer token in its Authorization header being sent to a secure API endpoint.
Python

Python httpx Authentication: Bearer Tokens and API Keys

python httpx authentication bearer token and api keys: Practical guide to authenticating httpx requests with bearer tokens and API keys, including reusable Auth subcla...

httpxpython authenticationbearer tokenapi key
Illustration of multiple HTTP requests flowing through a single pooled connection with a cookie jar beside it, representing httpx client sessions.
Python

How httpx.Client Manages Cookies and Connection Pooling

Learn how httpx.Client persists cookies across requests and reuses connections through pooling, plus when to tune limits, timeouts, or the cookie jar.

httpxconnection poolingcookiesHTTP client
Illustration of a Python HTTP client sending GET and POST requests with headers, query parameters, and JSON payloads.
Python

Python httpx GET and POST with Headers, Parameters, and JSON

Learn how to make GET and POST requests with Python httpx, including headers, query parameters, JSON bodies, response handling, timeouts, and async requests.

httpxpython-http-clientjson-requestsquery-parameters
A visual comparison of two Python HTTP client libraries, requests and httpx, showing synchronous and asynchronous request flows.
Python

Python Requests vs httpx: Choosing the Right HTTP Client

A practical comparison of python requests vs httpx covering async support, HTTP/2, timeout defaults, and connection reuse to guide your HTTP client choice.

pythonhttpxrequestshttp-client
Illustration of a Python HTTP request following a redirect, with a magnifying glass inspecting the response headers for charset detection.
Python

Python Requests Redirects and Response Encoding

Learn how Python requests handles redirects, why response encoding comes from the final response, and how to set resp.encoding reliably.

requestsencodingredirectshttp
Illustration of streaming a large file download in Python requests, showing data flowing in chunks to disk.
Python

Streaming Large File Downloads with Python Requests

Downloading large files with Python Requests can consume too much memory if you read the whole response at once. Use stream=True and iter_content() to write chunks to disk instead.

requestsstreaminglarge-filesmemory-management
Python requests library uploading a file as multipart form data, shown as a document moving into an HTTP request envelope
Python

Upload Files with Python Requests Using Multipart Form Data

Learn how to upload files with Python requests using multipart/form-data: single and multiple files, extra form fields, custom filenames, and common pitfalls.

requestsfile uploadmultipart form dataHTTP client