From 2bbd52740038b20d199030aa9ddc19d9e305de83 Mon Sep 17 00:00:00 2001
From: Sean Colby <seanmcolby@gmail.com>
Date: Fri, 27 Dec 2024 15:49:15 -0800
Subject: [PATCH] Replace `delim_whitespace` with `sep="\s+" to resolve
 deprecation warning

---
 isicle/io.py    | 2 +-
 isicle/utils.py | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/isicle/io.py b/isicle/io.py
index c7ab4d7..1f183cc 100644
--- a/isicle/io.py
+++ b/isicle/io.py
@@ -511,7 +511,7 @@ def save_mfj(path, geom):
         StringIO(geom.to_xyzblock()),
         skiprows=2,
         header=None,
-        delim_whitespace=True,
+        sep="\s+",
         names=["Atom", "x", "y", "z"],
     )
 
diff --git a/isicle/utils.py b/isicle/utils.py
index 5c06339..2c3be6c 100644
--- a/isicle/utils.py
+++ b/isicle/utils.py
@@ -101,7 +101,7 @@ def __repr__(self):
 
 def atomic_masses():
     path = resources.files("isicle") / "resources/atomic_masses.tsv"
-    return pd.read_csv(path, delim_whitespace=True)
+    return pd.read_csv(path, sep="\s+")
 
 
 def tinker_lookup():