#!/usr/bin/env bash
set -e

# 1) Upgrade pip itself
python3 -m pip install --upgrade pip

# 2) Install PyTorch FIRST (CPU‐only here; switch to +cu118 for GPU)
python3 -m pip install \
    torch==2.0.1+cpu \
    --extra-index-url https://download.pytorch.org/whl/cpu

# 3) Now install everything else (this includes torchmcubes --no-binary)
python3 -m pip install -r requirements.txt