From d5e3891b9cdc46fd0608fc9ba6d99208cffc24d0 Mon Sep 17 00:00:00 2001
From: Andrew Lee <andrew.lee@netl.doe.gov>
Date: Mon, 11 Sep 2023 08:36:57 -0400
Subject: [PATCH] Setting pandas!=2.1

---
 setup.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/setup.py b/setup.py
index 14b81b061b..5c75769dcc 100644
--- a/setup.py
+++ b/setup.py
@@ -131,9 +131,9 @@ def __getitem__(self, key):
         "pint",  # required to use Pyomo units
         "networkx",  # required to use Pyomo network
         "numpy",
-        # pandas constraint added on 2023-08-30 b/c Pysmo test failures with 2.1
+        # pandas constraint added on 2023-08-30 b/c bug in v2.1
         # see IDAES/idaes-pse#1253
-        "pandas<2.1",
+        "pandas!=2.1",
         "scipy",
         "sympy",  # idaes.core.util.expr_doc
         "matplotlib",