Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
The cobbler's children have no shoes, or buildi...
Search
Alex Gaynor
May 30, 2016
Programming
1
240
The cobbler's children have no shoes, or building better tools for ourselves
As delivered at PyCon 2016 in Portland, OR.
Alex Gaynor
May 30, 2016
Tweet
Share
More Decks by Alex Gaynor
See All by Alex Gaynor
Quantifying Memory Unsafety and Reactions to It
alex
0
75
Learning from Failure: Post-mortems
alex
2
270
Techniques for Debugging Hard Problems
alex
1
530
Building Communities with Code Review
alex
4
260
Documenting Domain Specific Knowledge
alex
1
330
Pickles are for Delis, not for Software
alex
0
310
Code Review in Open Source Software
alex
4
740
Why Ruby isn't slow
alex
10
3.7k
PyPy + Swift
alex
2
510
Other Decks in Programming
See All in Programming
SwiftUI Viewの責務分離
elmetal
PRO
1
230
Grafana Loki によるサーバログのコスト削減
mot_techtalk
1
130
ファインディLT_ポケモン対戦の定量的分析
fufufukakaka
0
700
時計仕掛けのCompose
mkeeda
1
290
GitHub Actions × RAGでコードレビューの検証の結果
sho_000
0
260
Spring gRPC について / About Spring gRPC
mackey0225
0
220
『テスト書いた方が開発が早いじゃん』を解き明かす #phpcon_nagoya
o0h
PRO
2
190
2024年のWebフロントエンドのふりかえりと2025年
sakito
2
240
Honoとフロントエンドの 型安全性について
yodaka
7
1.2k
責務と認知負荷を整える! 抽象レベルを意識した関心の分離
yahiru
1
230
sappoRo.R #12 初心者セッション
kosugitti
0
250
Multi Step Form, Decentralized Autonomous Organization
pumpkiinbell
1
740
Featured
See All Featured
A Philosophy of Restraint
colly
203
16k
Become a Pro
speakerdeck
PRO
26
5.1k
Faster Mobile Websites
deanohume
306
31k
Rails Girls Zürich Keynote
gr2m
94
13k
The World Runs on Bad Software
bkeepers
PRO
67
11k
10 Git Anti Patterns You Should be Aware of
lemiorhan
PRO
656
59k
The Power of CSS Pseudo Elements
geoffreycrofte
75
5.5k
Why Our Code Smells
bkeepers
PRO
336
57k
Scaling GitHub
holman
459
140k
Design and Strategy: How to Deal with People Who Don’t "Get" Design
morganepeng
129
19k
CSS Pre-Processors: Stylus, Less & Sass
bermonpainter
356
29k
Java REST API Framework Comparison - PWX 2021
mraible
28
8.4k
Transcript
The cobbler's children have no shoes, or building better tools
for ourselves Alex Gaynor - PyCon 2016
About me • Director of the Python Software Foundation •
Open source contributor • Django, PyPy, CPython, pyca/cryptography, etc. • Washington, D.C. resident • Bagel and deli enthusiast • US Digital Service employee
A short history of tools
$ git init
None
Code review
Deployment automation
Emerging trends
CI for PRs
Linting (flake8, bandit, flake8-import-order, etc.)
Coverage Tracking
livegrep.com
github.com/facebook/mention-bot
Workflow
Build more tailored tools
Automation > Process
APIs!
Issues • Create an issue • Add/remove labels • Add
a comment • Assign to someone
Pull requests • Send a PR • Assign a PR
• Add/remove labels • Leave a code review • Add a commit status
Examples
$ pip install github3.py
import github3 gh_client = github3.login( os.environ["GITHUB_USERNAME"], os.environ["GITHUB_PASSWORD"], )
repo = gh_client.repository("django", "django")
HTTPS certificate expiration
def get_expiration_date(host): ssl_context = ssl.create_default_context() with closing(socket.socket(socket.AF_INET, socket.SOCK_STREAM)) as sock:
sock = ssl_context.wrap_socket(sock, server_hostname=host) sock.connect((host, 443)) expiration = ssl.cert_time_to_seconds(sock.getpeercert()["notAfter"]) return datetime.datetime.fromtimestamp(expiration)
while True: for host in MY_DOMAINS: expiration = get_expiration_date(host) if
expiration - datetime.datetime.now() < CUTOFF: file_an_issue(gh_client, host, expiration) time.sleep(3600)
def file_an_issue(gh_client, host, expiration): gh_client.create_issue( "django", "django", "Cert expiring soon:
{}".format(host), "The cert for `{}` expires on {}, get a new one!".format( host, expiration ), "alex", labels=["ssl-cert"] )
Auto-labeling
Web hooks
def github_webhook(request): event = request.headers.get("X-Github-Event") if event != "pull_request": return
Response(status=200) body = json.load(request.stream) if body.get("action") not in {"opened", "reopened", "synchronize"}: return Response(status=200)
issue = repo.issue(body["number"]) pr = repo.pull_request(issue.number) changed_files = (f.filename for
f in pr.iter_files()) if "django/utils/crypto.py" in changed_files: issue.add_labels("security")
Other ideas
requirements.txt bumper
UI change reviewer
Github Web hook UI Reviewer Comment Screenshots
Approval process commit status
Thanks! Questions? https://github.com/alex https://speakerdeck.com/alex