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Python | News, how-tos, features, reviews, and videos

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How Python's context managers help you clean up after yourself

Sometimes in Python programs you need to acquire external resources, like file handles, and then free them again. Python's context manager construction lets you automatically free things up when you're done with them, and in a way...

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4 powerful features Python is still missing

What new programming language features would you like to see added to Python? Here are four possibilities — some likely, some not

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How to run Anaconda side by side with other Pythons

Want to use Anaconda alongside other Python distributions? Here’s how to keep those Python installs from stepping on each other’s toes

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Microsoft unveils Pylance, its new Python extension for Visual Studio Code

Pylance works with the existing Microsoft Python extension to bring faster type checking and program analysis to Python devs

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How to use Python dataclasses

Take advantage of Python dataclasses to make your Python classes less verbose and more powerful at the same time

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For data scientists, drudgery is still job #1

Data cleaning and preparation still eats up nearly half the workload of data scientists, according to Anaconda’s new survey

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Python may get pattern matching syntax

A proposal under consideration by Python’s development team would finally bring pattern matching statements to the language

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3 steps to a Python async overhaul

How to speed up an existing Python program by reworking it to run concurrently using async

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How to manage Python projects with Pipenv

Have your Python projects become a rat’s nest? Pipenv provides a clean and easy way to manage virtual environments and packages together

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Rust language tops Stack Overflow survey

2020 developer survey finds Rust ‘most loved,’ Python ‘most wanted,’ and Perl, Scala, and Go the ‘top paying’ languages

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Julia vs. Python: Which is best for data science?

Python has turned into a data science and machine learning mainstay, while Julia was built from the ground up to do the job

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Python 3.9: What’s new and better

The next version of Python brings a faster release schedule, performance boosts, handy new string functions, dictionary union operators, and more consistent and stable internal APIs

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How to use PyInstaller to create Python executables

Take advantage of PyInstaller to package up your Python app into a standalone executable for easy distribution

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Kite brings its AI-powered code completion to JavaScript

Originally for Python only, Kite has added a JavaScript-trained machine learning model to its add-on for popular code editors and IDEs

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6 Python libraries for parallel processing

Want to distribute that heavy Python workload across multiple CPUs or a compute cluster? These frameworks can make it happen

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Using multiprocessing to speed up Python programs

The multiprocessing module in Python can be used to take CPU-dependent tasks and run them on multiple cores in parallel. Here's a simple example. The benchmark shown is a variation of one posted at...

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Using "cProfile" to analyze Python code performance

Learn how to use the "cProfile" module to analyze a Python program's performance and make strategic changes to it.

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Using the "py" launcher with Python on Windows

The "py" launcher lets you select which of multiple installed versions of Python to run. Here's how to use it to launch your scripts.

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