Add timestamp to the CSV export module (issue #708)

NEWS

@@ -8,6 +8,7 @@ Version 2.x
 Enhancements and new features:
 
     * Add process summary min/max stats (issue #703)
+    * Add timestamp to the CSV export module (issue #708)
     * [WebUI] add "pointer" cursor for sortable columns (issue #704 from @notFloran)
 
 Version 2.5.1

glances/exports/glances_csv.py

@@ -22,6 +22,7 @@
 # Import sys libs
 import csv
 import sys
+import time
 
 # Import Glances lib
 from glances.core.glances_globals import is_py3
@@ -64,13 +65,14 @@ class Export(GlancesExport):
 
     def update(self, stats):
         """Update stats in the CSV output file."""
-        csv_header = []
-        csv_data = []
-
         # Get the stats
         all_stats = stats.getAllExports()
         plugins = stats.getAllPlugins()
 
+        # Init data with timestamp (issue#708)
+        csv_header = ['timestamp']
+        csv_data = [time.strftime('%Y-%m-%d %H:%M:%S')]
+
         # Loop over available plugin
         for i, plugin in enumerate(plugins):
             if plugin in self.plugins_to_export():