![[Tutorial] Building a Visual Document Retrieval Pipeline with ColPali and Late Interaction Scoring [Tutorial] Building a Visual Document Retrieval Pipeline with ColPali and Late Interaction Scoring](https://i1.wp.com/www.marktechpost.com/wp-content/uploads/2026/02/blog-banner23-1-16-1024x731.png?ssl=1)
import subprocess, sys, os, json, hashlib
def pip(cmd):
subprocess.check_call([sys.executable, "-m", "pip"] + cmd)
pip(["uninstall", "-y", "pillow", "PIL", "torchaudio", "colpali-engine"])
pip(["install", "-q", "--upgrade", "pip"])
pip(["install", "-q", "pillow<12", "torchaudio==2.8.0"])
pip(["install", "-q", "colpali-engine", "pypdfium2", "matplotlib", "tqdm", "requests"])





