From f7144305b67910e9eb4887e3e27c70a990c484ab Mon Sep 17 00:00:00 2001
From: SangBin Cho <rkooo567@gmail.com>
Date: Fri, 14 Jul 2023 09:49:51 -0700
Subject: [PATCH] Revert "Unpin grpcio for Ray Client (#37368)"

This reverts commit 61401dad861bff84e4c0b82f561ff539ac54b4ff.
---
 python/requirements.txt | 1 +
 python/setup.py         | 4 +++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/python/requirements.txt b/python/requirements.txt
index 052ea4e4b056..deddaa3df9b4 100644
--- a/python/requirements.txt
+++ b/python/requirements.txt
@@ -54,6 +54,7 @@ requests
 pandas
 tensorboardX<=2.6.0,>=1.9  # >=2.6.1 uses protobuf>=4, and conflicts with other packages.
 gymnasium==0.26.3
+grpcio<=1.50.0,>=1.42.0  # ray client
 aiohttp>=3.7
 starlette
 typer
diff --git a/python/setup.py b/python/setup.py
index a1793cc7d248..9eadffe53b18 100644
--- a/python/setup.py
+++ b/python/setup.py
@@ -263,7 +263,9 @@ def get_packages(self):
             "virtualenv >=20.0.24, < 20.21.1",  # For pip runtime env.
         ],
         "client": [
-            "grpcio",
+            # The Ray client needs a specific range of gRPC to work:
+            # Tracking issue: https://github.com/grpc/grpc/issues/31885
+            "grpcio >= 1.42.0, <= 1.50.0",
         ],
         "serve": ["uvicorn", "requests", "starlette", "fastapi", "aiorwlock"],
         "tune": ["pandas", "tensorboardX>=1.9", "requests", pyarrow_dep],