Bug: Build Frome Srouce 'GpuIndexIVFPQ' object has no attribute 'setNumProbes'

[matchyc]

Summary

Building Frome Srouce 'GpuIndexIVFPQ' object has no attribute 'setNumProbes'

Run bench_gpu_sift1m.py Exact Search Totally OK Approximate Search with IVFPQ NO: 'GpuIndexIVFPQ' object has no attribute 'setNumProbes'

Platform

OS: Ubuntu 20.04

Faiss version: 1.7.3 (main branch)

Installed from: Build From Source

Faiss compilation options:

Running on:

• [ ] CPU
• [x] GPU

Interface:

• [ ] C++
• [x] Python

Reproduction instructions

Strictly Follow INSTALL.md Section "Building from source"

except cmake step command: cmake -B build . -DFAISS_ENABLE_GPU=ON -DFAISS_ENABLE_PYTHON=ON -DCMAKE_BUILD_TYPE=Release -DPython_EXECUTABLE=\<my conda environment interpreter path>

• cmake version: cmake version 3.26.0
• gcc version 9.4.0 (Ubuntu 9.4.0-1ubuntu1~20.04.1)
• CUDA version: 11.4

Note:

1. Working well using GpuFlatIndex
2. Working well if faiss installed by conda (conda install faiss-gpu)

[mdouze]

the function was removed, please set the number of probes directly, with

index.nprobe = 123