lucapericlp’s gists

lucapericlp / quick_remove.sh

Last active July 27, 2025 17:57

	#!/bin/bash

	# A script to terminate an EC2 instance and remove its local SSH config entry.

	# --- Configuration ---
	SSH_CONFIG_FILE="$HOME/.ssh/config"

	# Exit script if any command fails.
	set -e

lucapericlp / quick_launch.sh

Created July 27, 2025 17:55

	#!/bin/bash

	# A script to launch an EC2 instance and add it to your SSH config.

	# --- Configuration ---
	# The name of your SSH key pair as it appears in AWS.
	KEY_NAME="<KEY_NAME>"
	# The path to your private SSH key file.
	# This script assumes it is in ~/.ssh/ and has a .pem extension.
	KEY_PATH="$HOME/.ssh/${KEY_NAME}.pem"

lucapericlp / db_filter.html

Created July 7, 2025 14:59

example

	<!DOCTYPE html>
	<html lang="en">
	<head>
	<meta charset="UTF-8">
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<title>Decibel Threshold Demonstrator</title>
	<script src="https://cdn.tailwindcss.com"></script>
	<script src="https://cdnjs.cloudflare.com/ajax/libs/tone/14.7.77/Tone.js"></script>
	<link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap" rel="stylesheet">
	<style>

lucapericlp / torch_determinism.py

Created March 23, 2025 14:23

	def torch_determinism_pls(seed: int):
	np.random.seed(seed) # if you're using numpy
	torch.manual_seed(seed)
	torch.cuda.manual_seed_all(seed)
	torch.use_deterministic_algorithms(True)
	torch.utils.deterministic.fill_uninitialized_memory(True)

lucapericlp / async_tpe_bridge.py

Created February 4, 2025 16:18

In an async context, run a sync generator inside a threadpool to utilise the iterative nature of the generator without blocking the event loop

	import asyncio
	from concurrent.futures import ThreadPoolExecutor
	from typing import AsyncIterator, Iterator
	import queue

	def compute_intensive_generator() -> Iterator[int]:
	"""Example compute-bound generator that yields numbers."""
	result = 0
	for i in range(10):
	# Simulate heavy computation

lucapericlp / arc.py

Created January 30, 2025 12:14 — forked from pior/arc.py

Adaptive replacement cache implementation in Python

	"""
	ARC implementation

	Based on
	http://code.activestate.com/recipes/576532-adaptive-replacement-cache-in-python/

	Original Paper
	https://www.usenix.org/legacy/events/fast03/tech/full_papers/megiddo/megiddo.pdf

	Warning: patented by IBM

lucapericlp / finisher.js

Created January 18, 2025 18:25

An Obsidian plugin QuickAdd macro that updates the `finished` frontmatter property with today's date

	module.exports = async (params) => {
	const activeFile = this.app.workspace.getActiveFile();
	if (!activeFile) return;

	// Get the current frontmatter
	const metadata = this.app.metadataCache.getFileCache(activeFile);
	let frontmatter = metadata?.frontmatter \|\| {};

	// Update the finished date - store as a Date object
	const now = new Date()

lucapericlp / readwise_youtube_toggle.js

Created December 26, 2024 10:00

usable as a browser bookmarklet

javascript:(function(){const prefix='_ytPlayerContainer_';let toggleCount=0;document.querySelectorAll('*').forEach(el=>{el.classList.forEach(cls=>{if(cls.startsWith(prefix)){el.style.display=el.style.display==='none'?%27%27:%27none%27;toggleCount++;return;}});});console.log(`Toggled display for ${toggleCount} element(s) with classes starting with "${prefix}".`);})();

lucapericlp / torchrun_dask_jsonl.py

Created June 19, 2024 17:44

torchrun & dask

	"""
	Using torchrun to create a process per GPU, we shard the data accordingly and each
	torchrun process spins up a Dask LocalCluster to process the data in parallel to
	maximise GPU utilisation.
	"""
	import os
	from typing import Any, Iterator, Sequence, TypeVar

	import socket
	import orjson

lucapericlp / calculate_pesq.py

Created May 10, 2024 13:23

Quickly calculate the PESQ between two audio files.

	# coding: utf-8
	import click
	import torchaudio as ta
	import torch
	import librosa
	from pesq import pesq

	MAX_WAV_VALUE = 32768.0

	@click.command()