From 5c30ba96a777911d4b7ffa3bbd7849a20be825dd Mon Sep 17 00:00:00 2001
From: Andrew Gin <16706771+andrewgin@users.noreply.github.com>
Date: Mon, 26 Jan 2026 18:14:52 +0000
Subject: [PATCH] Limit transformers package to V4

V5 of the transformers package removes the `is_torch_fx_available`
This is used in:
* research/llm_reranker/merge/modeling_minicpm_reranker.py
* research/llm_reranker/finetune_for_layerwise/modeling_minicpm_reranker.py
* FlagEmbedding/finetune/reranker/decoder_only/layerwise/modeling_minicpm_reranker.py
* FlagEmbedding/inference/reranker/decoder_only/models/modeling_minicpm_reranker.py

For #1561
---
 setup.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/setup.py b/setup.py
index e72e4d36..ae4bb5e3 100644
--- a/setup.py
+++ b/setup.py
@@ -15,7 +15,7 @@
     include_package_data=True,
     install_requires=[
         'torch>=1.6.0',
-        'transformers>=4.44.2',
+        'transformers>=4.44.2,<5.0',
         'datasets>=2.19.0',
         'accelerate>=0.20.1',
         'sentence_transformers',