gitwtfhub

wtf is knockknock?

cakiki/knockknock — explained in plain English

Analysis updated 2026-07-18 · repo last pushed 2021-05-20

Audience · researcherComplexity · 1/5DormantSetup · easy

TL;DR

A tiny Python library that sends you a notification (Slack, email, Telegram, and more) when a long-running training job finishes or crashes, so you don't have to keep checking the terminal.

Mindmap

mindmap
  root((repo))
    What it does
      Notifies on job finish
      Notifies on crash
      Wraps function with decorator
      Sends result summary
    Tech stack
      Python
      Decorators
    Use cases
      Long ML training runs
      Remote server jobs
      Shell command monitoring
    Audience
      Researchers
      Data scientists
    Notification channels
      Slack and email
      Telegram and Discord
      Teams and SMS

Code map

Detail Auto

An interactive map of this repo's files and how they connect — its source is parsed live in your browser. Click Visualize to build it.

filefunction / class

Why would anyone build with this?

REASON 1

Get a Slack message the moment a 12-hour model training job finishes.

REASON 2

Receive an email notification if your training script crashes partway through.

REASON 3

Monitor a long shell command from the command line instead of a Python function.

REASON 4

Add a two-line decorator to an existing training script without restructuring your code.

What's in the stack?

Python

How it stacks up

cakiki/knockknock0verflowme/alarm-clock0verflowme/seclists
Language—CSS—
Last pushed2021-05-202022-10-032020-05-03
MaintenanceDormantDormantDormant
Setup difficultyeasyeasyeasy
Complexity1/52/51/5
Audienceresearchervibe coderops devops

Figures from each repo's GitHub metadata at analysis time.

How do you spin it up?

Difficulty · easy Time to first run · 5min

Each notification channel needs its own webhook or API token from that service, usually free to set up.

Yoink these prompts

Prompt 1
Add a knockknock Slack decorator to my Python training function so I get notified when it finishes.
Prompt 2
Show me how to set up knockknock to email me if my script crashes.
Prompt 3
Use knockknock from the command line to monitor a long-running shell command.
Prompt 4
Compare setting up knockknock with Telegram versus Discord notifications.
Prompt 5
Explain what information knockknock includes in its notification when my training function returns a result.

Frequently asked questions

wtf is knockknock?

A tiny Python library that sends you a notification (Slack, email, Telegram, and more) when a long-running training job finishes or crashes, so you don't have to keep checking the terminal.

Is knockknock actively maintained?

Dormant — no commits in 2+ years (last push 2021-05-20).

How hard is knockknock to set up?

Setup difficulty is rated easy, with roughly 5min to a first successful run.

Who is knockknock for?

Mainly researcher.

View the repo → Decode another repo

This repo across BitVibe Labs

Don't trust strangers blindly. Verify against the repo.

Other repos in this lane