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Fixing AttributeError: ‘str’ object has no attribute ‘read’ in Python

Updated: Dec 29, 2023
Understanding the Error When you encounter the error AttributeError: 'str' object has no attribute 'read' in Python, it generally means that you are trying to use the read() method on an object that is actually a string, but this......

Python virtual environment: 3 Ways to upgrade all packages

Updated: Nov 15, 2023
This concise, straight-to-the-point article will walk you through 3 different ways to upgrade all packages in a Python virtual environment (if you aren’t familiar with Python virtual environments yet, see this article first). There......
Python File Modes: Explained

Python File Modes: Explained

Updated: Aug 27, 2023
File modes are used to specify how you want to open a file, such as for reading, writing, appending, or binary data. Below is the complete list of file modes you can use in Python: r: Opens a file for reading only. The file pointer......

Python & aiohttp: How to create a simple web server

Updated: Aug 27, 2023
A web server is a program that listens for requests from clients (such as web browsers) and sends back responses (such as web pages, JSON data, or files). aiohttp is a library that provides asynchronous HTTP client and server......

Python & aiohttp: Sending multiple requests concurrently

Updated: Aug 26, 2023
aiohttp is a library that allows you to perform asynchronous HTTP requests in Python. Asynchronous means that you can do multiple things at the same time without waiting for one task to finish before starting another. This can improve the......

Python & aiohttp: How to upload files to a remote server

Updated: Aug 25, 2023
aiohttp is a library that provides asynchronous HTTP client and server functionality for Python. It allows you to use the async/await syntax and perform concurrent requests without blocking the main thread of your program. In order to......
Python & aiohttp: How to download files using streams

Python & aiohttp: How to download files using streams

Updated: Aug 20, 2023
Overview aiohttp is a modern library that provides asynchronous HTTP client and server functionality for Python. Streams are a way of handling data in chunks, without loading the whole file into memory at once. This can be useful......
Using aiohttp to make POST requests in Python (with examples)

Using aiohttp to make POST requests in Python (with examples)

Updated: Aug 20, 2023
aiohttp is a modern Python library that allows you to make http requests asynchronously with the async/await syntax. In this concise and straightforward article, we’ll learn how to use this library to efficiently send POST......

How to set timeouts when using aiohttp in Python

Updated: Aug 19, 2023
aiohttp is an open-source Python library that can be used to make HTTP requests asynchronously (with the async/await syntax). A timeout is a limit on how much time a request can take before it is canceled and an exception is raised.......
Python asyncio.Queue class (with 3 examples)

Python asyncio.Queue class (with 3 examples)

Updated: Aug 18, 2023
The fundamentals In Python, asyncio queues are a type of data structure that can store and retrieve items in a first-in, first-out (FIFO) order. They are designed to be used with coroutines, which are functions that can be paused......

Using aiohttp to send GET requests in Python (2 examples)

Updated: Aug 16, 2023
aiohttp is an open-source library that provides an asynchronous HTTP client and server. It is based on the asyncio module and supports both HTTP/1.1 and HTTP/2 protocols. This easy-to-understand article will walk you through the steps to......
How to Setup Python Virtual Environments (venv)

How to Setup Python Virtual Environments (venv)

Updated: Aug 11, 2023
This tutorial shows you how to set up and manage a Python virtual environment. What is a Virtual Environment? A Python virtual environment is an environment where the Python interpreter, libraries, and scripts installed into it are......