fixed unintentionally removed text

Amber-MD · Jan 31, 2024 · f87b066 · f87b066
1 parent 1a0da36
commit f87b066
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/pytraj/all_actions.py b/pytraj/all_actions.py
@@ -1132,7 +1132,7 @@ def rdf(traj=None,
         if True, calculate RDF from geometric center of atoms in solute_mask to all atoms in solvent_mask
     intramol : bool, default True, optional
         if False, ignore intra-molecular distances
-    frame_indices : array-like, default None, 
+    frame_indices : array-like, default None, optional
     raw_rdf : bool, default False, optional
         if True, return the raw (non-normalized) RDF values