csv_2_plot: fix assignment of 'elapsed_seconds' column to avoid SettingWithCopyWarning

Signed-off-by: YoungSoo Shin <shinys000114@gmail.com>
2025-12-11 16:12:51 +09:00
parent b734915040
commit 9cb4734093
1 changed files with 1 additions and 1 deletions
--- a/example/logger/csv_2_plot.py
+++ b/example/logger/csv_2_plot.py
@@ -40,7 +40,7 @@ def plot_power_data(csv_path, output_path, plot_types, sources,
        x_axis_data = df['timestamp']
        if relative_time:
            start_time = df['timestamp'].iloc[0]
-            df['elapsed_seconds'] = (df['timestamp'] - start_time).dt.total_seconds()
+            df.loc[:, 'elapsed_seconds'] = (df['timestamp'] - start_time).dt.total_seconds()
            x_axis_data = df['elapsed_seconds']
            print("X-axis set to relative time (elapsed seconds).")
        else: