原文: PyCoder's Weekly - Issue #426





• 200624 Zoom.Quiet(大妈) 用时 42 分钟 完成快译

• 200624 Zoom.Quiet(大妈) 用时 37 分钟 完成格式转抄.



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• 动手线性编程: 用 Python 进行优化

+ REAL PYTHON



In this tutorial, you’ll learn about implementing optimization in Python with linear programming libraries. Linear programming is one of the fundamental mathematical optimization techniques. You’ll use SciPy and PuLP to solve linear programming problems.



(是也乎:





线性规划, 经典的最优解区域寻定方法,

当然, 这得在具体问题场景中才有意义.



)



• OpenSafely: 用 Python/SQL和Docker 理解冠状病毒健康数据

+ JO BEST



Django and Payton developers teamed up with clinicians and researchers to release a new analytics platform called OpenSafely that allows researchers to analyze NHS health records from over 24 million people In the UK. With strict safety and privacy standards, OpenSafely may help redefine how medical data is analyzed and shared.



• PEP 618 已为 Python 3.10 接受：向 zip() 添加可选长度检查

+ PYTHON.ORG



PEP 618, which adds a new strict parameter to the built-in zip() function that optionally enforces same-length iterables, has been accepted for Python 3.10. Read the acceptance letter here and some interesting discussion about the PEP on Reddit.



• Pickle 的九个缺点

+ NED BATCHELDER



“Python’s pickle module is a very convenient way to serialize and de-serialize objects. It needs no schema, and can handle arbitrary Python objects. But it has problems. This post briefly explains the problems.”



(是也乎:



腌菜V5,

无论有多不健康, 好用才是王道.



当然, 有更好的推荐了:



marshmallow(软糖推荐)

, cattrs

, protocol buffers

, 等等





)



• PyLadies 印度踏上征途

+ ANWESHA DAS



On June 20th, 2020 PyLadies India held their first Meetup featuring a talk by CPython Core Contributor Mariatta Wijaya. Organizer Anwesha Das recounts her PyLadies journey and the steps the organization took to make the meetup a reality.



(是也乎:



印度就是猛哪...



)



• 用 Let’s Encrypt 保护容器化 Django 应用程序的安全

+ TESTDRIVEN.IO

+ • Shared by Jan Giacomelli



Secure a containerized Django app running behind an HTTPS Nginx proxy with Let’s Encrypt SSL certificates.



• 在为 pandas 贡献时学到的高级pytest技术

+ MARTIN WINKEL



Contributing to open-source projects is a great way to learn new techniques and level up your skills. Martin Winkel shares five advanced pytest techniques he learned while contributing to the pandas project.



(是也乎:



每一个高速发展的大型开源项目中,

测试部分, 都是精巧的艺术品.



)



• NumPy 1.19.0 现已可用

+ NUMPY.ORG



Version 1.19.0 drops support for Python 3.5 and below, including Python 2.



(是也乎:



Pandas 真正的内核以及英雄...



)



• 2020 年 Python 软件基金会董事会选举结果

+ PYTHON SOFTWARE FOUNDATION



• DjangoCon US 2020 取消了

+ DJANGO SOFTWARE FOUNDATION



讨论

Discussions



• 用您的 CPU 进行绘图 (Code Golf)

+ STACKEXCHANGE.COM



Here’s a challenge: draw the word “MAIL” on your operating system CPU usage graph. Can you think of a simple way to do it with Python? Read on and get your mind blown with a fun round of code golf.



• 可能应该使用 JupyterLab 而不是 Jupyter Notebooks

+ REDDIT



Are you using JupyterLab yet?



• 正则表达式查找一对周围有不同数字的相邻数字

+ STACK OVERFLOW



文章,教程和嗯哼

Articles, Tutorials and Talks



• 用复杂输入进行属性测试

+ HILLEL WAYNE



Property based testing is a powerful tool for generating test data and probing edge cases. Once you’ve learned the basics of a framework like Hypothesis, though, you might be left wondering how to generate complex data needed to test real world applications. Learn about several strategies in this intermediate-level tutorial.



(是也乎:



嘦是用户输入, 都是件疯狂的事儿.

)



• 用 TensorFlow 和 LSTM 递归神经网络生成烹饪食谱: 分步指南

+ OLEKSII TREKHLEB



Learn about LSTM (Long short-term memory) and RNN (Recurrent Neural Network) techniques while building a recipe generator so that you too can enjoy delicious creations like “Cream Soda with Onions” and “Salmon Mousse of Beef and Stilton Salad with Jalapeños.”



• PySimpleGUI: 用 Python 创建简单 GUI

+ REAL PYTHON



In this step-by-step tutorial, you’ll learn how to create a cross-platform graphical user interface (GUI) using Python and PySimpleGUI. A graphical user interface is an application that has buttons, windows, and lots of other elements that the user can use to interact with your application.



(是也乎:



太过简单以至 无法进行商业生产...





)



• 用 Python 创建 Discord Bot

+ REAL PYTHON

+ course



In this course, you’ll learn how to make a Discord bot in Python and interact with several APIs. You’ll learn how to handle events, accept commands, validate and verify input, and all the basics that can help you create useful and exciting automations!



(是也乎:



Discord 和 Slack 类似, 都是从游戏世界衍生出来的神奇平台.





因为接口友好, 快速形成了自己的生态.

)



• Python 中实现代理模式

+ REDOWAN DELOWAR

+ • Shared by Redowan Delowar



The proxy pattern is a design pattern that promotes loose coupleing and enhanced testabaility. Learn how to use this pattern in Python and when you might want to do so.



(是也乎:



世界这么美好, 为什么一定要格式化成某些模式?



)



• 用 GitHub API 和 Python 可以做的所有事情

+ MARTIN HEINZ

+ • Shared by Martin Heinz



Learn how to use GitHub’s Python client to create issues, gists, upload files, and more.



(是也乎:



基本上是一切,



GitHub 接口设计简直就是业界典范了...



)



• Python 中的股票分析

+ WILL KOEHRSEN



Explore financial data with object-oriented programming and additive models.



• 用 Python 和 Excel 在5分钟内进行网页爬取](https://pycoders.com/link/4359/web)

+ COREY J. GALLON

+ • Shared by Corey J. Gallon



Compare web scraping Audible audiobook data in both Python and Excel.



(是也乎:



Excel 本质上和 Jupyter 一样是个综合计算平台,

并不是单纯的表格工具.



当然, 想真正用好, God bless U.



)



• 是否应该上 Cython 生成的 C 代码?

+ STEFAN BEHNEL



(是也乎:



"应该嘛?"



"不应该嘛?"



"爱要什么理由嘛?"



)



• Vim 作为 Python IDE

+ SASS TEKOVIC



(是也乎:



神之编辑器, 近来无人嗯哼了...



)



好物

Interesting Projects, Tools and Libraries, Projects & Code



• nlp: NumPy/Pandas/PyTorch 和 TensorFlow 中自然语言处理的数据集和评估指标

+ GITHUB.COM/HUGGINGFACE



(是也乎:



嗯哼? 这么好的项目名, 是如何抢到手的?



)



• byob: BYOB (建立自己的僵尸网络)

+ GITHUB.COM/MALWAREDLLC



(是也乎:



凡是舒爽的商业服务, 都有对应的开源替代品;



反过来也成立->如果一个商业产品竟然没有任何开源替代品,只能说明, 哈哈哈哈...



)



• gpt-2: 论文“语言模型是无监督的多任务学习者” 的代码

+ GITHUB.COM/OPENAI



• macOS-Simple-KVM: 在 macOS 中快速设置 VM, 由 KVM 加速的 QEMU

+ GITHUB.COM/FOXLET



(是也乎:



mac 下虚拟机支持姿势太多了...



但是, 永远也不够



)



• stylegan2: StyleGAN2 官方 TensorFlow 版实现

+ GITHUB.COM/NVLABS



• jina: Jina 是由最先进的 AI 和深度学习提供支持的云原生神经搜索框架

+ GITHUB.COM/JINA-AI



(是也乎:



Jinja2 是个著名的模板系统,



jina 则...



)



• OpenSAFELY

+ GITHUB.COM



• django-siteforms

+ GITHUB.COM/IDLESIGN

+ • Shared by pythonz



• dissert: 禁用每个 File/Module 的Python断言

+ GITHUB.COM/BOOTHBY



📆🐍 活动/大会

Events, MeetUp 真的是全球线下活动组织中心



• ⋅ PyGotham Call for Proposals Open Until

+ July 5



PyGotham TV is the online version of NYC’s annual Python conference. It will take place this October 2nd and 3rd. The call for talk proposals is open now through July 5. You could propose an infomercial, a talk show, a comedy routine, a sitcom, or just a regular tech talk about Python or any technology subject that interests you. PyGotham is an eclectic conference that covers policy, culture, and art, along with standard tech and Python topics.



• ⋅ DjangoCon Europe 2020 Goes Virtual

+ (And Is Free)



• ⋅ PyCon India 2020 RFP

+ Now Open



(是也乎:



中国也已经接到有关通知, 允许线下集会申报了...



而且今年程序员节(10.24)可能有超级大会.



)



DAMA

❤️ Happy Pythonic ;-(大妈私人无责任播报)



101camp10py 即将报名






课程规划:
    发布报名 2020.6.29
    报名截止 2020.7.20
    正式开课 2020.7.26
    课程结束 2020.9.06


详情 => 蟒营™ Python 入门班第10期



PS:

• 首发: Issue 426 ~蠎周刊 ~汇集全球蠎事儿 ;-)

• 修订: issue-426.md



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>> NN 4054



好文笔,感叹号年度配额: 1/3



投稿/反馈邮箱:



askdama@googlegroups.com



(邮件列表地址,

当成正常邮件发送邮件就好, 不用注册, 不用翻越...)



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ZoomQuiet/**大妈**



就是四处 是也乎,(￣▽￣) 的那个大妈:



私自嗯哼: ZoomQuiet (订阅号: ZoomQuiet42)
公开课程: 蟒营 (订阅号: Mainium)
历史吐糟: Chaos42 (订阅号 PythoniCamp)
as 创始组织者:
    PyChina (订阅号: PyChinaOrg)
    本地社区: 
        GDG珠海 (订阅号: GDG-ZhuHai)
        TFUG珠海 (订阅号: ZH_TFUG)



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