蠎週刊:Issue 389

時間 2019-11-11

標籤週刊 issue 简体版

原文原文鏈接

Rust 來解決 Python 環境管理問題->pyflow

191006 Zoom.Quiet(大媽) 用時 42 分鐘完成快譯
191006 Zoom.Quiet(大媽) 用時 17 分鐘完成格式轉抄.

Django 入門: 構建投資組合應用程序git
- REAL PYTHON
- video

In this course, you’ll learn the basics of creating powerful web applications with Django, a Python web framework. You’ll build a portfolio website to showcase your web development projects, complete with a fully functioning blog.github

(是也乎:golang

好象今年開始, 真蟒已經佔據主要週刊內容了...web

)面試

適用於 Python 的自動格式化程序正則表達式
- KEVIN PETERS
- • Shared by Kevin Peters

An auto formatter is a tool that will format your code in a way it complies with the tool or any other standard it set. But which auto formatter should you use with Python code?算法

(是也乎:django

這種事兒叫用戶選擇會出人命的, 學習 golang, 及時官方欽定一個並內建纔對flask

)

用 Datadog 分佈式跟蹤和 APM 監視您的 Python 應用程序
- DATADOG
- sponsor

Debug and optimize your code by tracing requests across web servers, databases, and services in your environment—and seamlessly correlate those traces with metrics and logs to troubleshoot issues. Try Datadog in your environment with a free 14-day trial →

(是也乎:

很是實誠的好服務

)

Timsort: 從未據說過的最快排序算法
- BRANDON SKERRITT

CPython uses Timsort for sorting containers. Timsort is a fast O(n log n) stable sorting algorithm built for the real world — not constructed in academia.

PyPy 的新 JSON 解析器
- PYPY STATUS BLOG

PyPy has a new and faster JSON parser implementation. This post covers the design decisions that were made to develop the new and improved parser.

(是也乎:

好象只有 PyPy 還在繼續 Pythonic 之旅

)

用％autoreload 自動從新加載 Python 模塊
- SEBASTIAN WITOWSKI

Tired of having to reload a module each time you change it? IPython’s %autoreload to the rescue!

教程中不經常使用的六個 Django 模板標籤
- MEDIUM.COM/@HIGHCENBURG

{% for ... %} {% empty %} {% endfor %} anyone?

(是也乎:

爲何不經常使用? 緣由很明顯了哪

)

(浮點) 數字, 丫們說謊
- GLYPH LEFKOWITZ

When and why 2 + 2 = 4.00000000000000000001…

(是也乎:

老爹當年一閃神, 到今反覆嗯哼永不斷

)

Python 2.7 退休倒計時：〜2.5個月
- PYTHONCLOCK.ORG

(是也乎:

放心萬里長城永不倒

)

討論

Discussions

您最喜歡的 Python 庫是哪一個?
- MIKE DRISCOLL

Twitter discussion about everyone’s best-loved Python libraries. What’s your personal favorite?

(是也乎:

只能是 this 了

)

文章,教程和嗯哼

Articles, Tutorials and Talks

如何在 CPython 中實現字典
- DATA-STRUCTURES-IN-PRACTICE.COM

Learn what hash tables are, why you would use them, and how they’re used to implement dictionaries in the most popular Python interpreter: CPython.

(是也乎:

其實, 就是當年 Python 源代碼鑑賞的片斷思考

)

構建 Python 的 C 擴展模塊
- REAL PYTHON

Learn how to write Python interfaces in C. Find out how to invoke C functions from within Python and build Python C extension modules. You’ll learn how to parse arguments, return values, and raise custom exceptions using the Python API.

(是也乎:

Cython 即安.

)

矯正的 Adam 會好過 Adam?
- ADRIAN ROSEBROCK

「Is the Rectified Adam (RAdam) optimizer actually better than the standard Adam optimizer? According to my 24 experiments, the answer is no, typically not (but there are cases where you do want to use it instead of Adam).」

(是也乎:

做者發現, 仍是原版好

)

用 Python zip() 函數進行並行迭代
- REAL PYTHON

How to use Python’s built-in zip() function to solve common programming problems. You’ll learn how to traverse multiple iterables in parallel and create dictionaries with just a few lines of code.

2020年以後RHEL如何支持Python 2?
- REDHAT.COM

What the Py 2.x end-of-life deadline means in practice, e.g. 「Just because the PSF consider Python 2 unsupported does not mean that Python 2 is unsupported within RHEL.」 Also see the related discussion on Hacker News.

(是也乎:

大廠也曰了, 官方不支持, 不是事兒

)