From 0cf5643fc3aeb7d1d31e4c09007f06e0fb44133d Mon Sep 17 00:00:00 2001 From: David Date: Fri, 29 Aug 2025 13:23:17 +0200 Subject: [PATCH] fix Pandas 2 FutureWarning: The behavior of array concatenation with empty entries is deprecated. --- influxdb_client/client/flux_csv_parser.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/influxdb_client/client/flux_csv_parser.py b/influxdb_client/client/flux_csv_parser.py index 99e68094..fa829702 100644 --- a/influxdb_client/client/flux_csv_parser.py +++ b/influxdb_client/client/flux_csv_parser.py @@ -259,7 +259,7 @@ def _prepare_data_frame(self): _temp_df = _temp_df.set_index(self._data_frame_index) # Append data - df = pd.concat([self._data_frame.astype(_temp_df.dtypes), _temp_df]) + df = _temp_df if self._data_frame.empty else pd.concat([self._data_frame.astype(_temp_df.dtypes), _temp_df]) if self._use_extension_dtypes: return df.convert_dtypes()