Replacing append with concat (#66)

LSYS · Apr 6, 2023 · 55462d1 · 55462d1
1 parent aab2b7d
commit 55462d1
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/forestplot/dataframe_utils.py b/forestplot/dataframe_utils.py
@@ -116,7 +116,7 @@ def reverse_dataframe(dataframe: pd.core.frame.DataFrame) -> pd.core.frame.DataF
 def insert_empty_row(dataframe: pd.core.frame.DataFrame) -> pd.core.frame.DataFrame:
     """Add an empty row to the top of the dataframe."""
     _df = pd.DataFrame([[np.nan] * len(dataframe.columns)], columns=dataframe.columns)
-    dataframe = _df.append(dataframe, ignore_index=True)
+    dataframe = pd.concat([_df, dataframe], axis=0, ignore_index=True)
     return dataframe