Use stable sort when sorting values in forecaster (#2568)

facebook · May 18, 2024 · 50d0686 · 50d0686
1 parent e534f76
commit 50d0686
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/python/prophet/forecaster.py b/python/prophet/forecaster.py
@@ -320,7 +320,7 @@ def setup_dataframe(self, df, initialize_scales=False):
 
         if df.index.name == 'ds':
             df.index.name = None
-        df = df.sort_values('ds')
+        df = df.sort_values('ds', kind='mergesort')
         df = df.reset_index(drop=True)
 
         self.initialize_scales(initialize_scales, df)