Save: Switch to tab-separated output.

dstat_interface/experiments/experiment_template.py

@@ -295,7 +295,7 @@ class Experiment(object):
         """Return dict of strings with experiment parameters and data."""
         buf = {}
         buf['params'] = self.get_info_text()
-        buf.update({exp : df.to_string() for exp, df in self.df.items()})
+        buf.update({exp : df.to_csv(sep='\t') for exp, df in self.df.items()})
         
         return buf
         

dstat_interface/interface/save.py

@@ -42,7 +42,7 @@ def manSave(current_exp):
                                  Gtk.STOCK_SAVE, Gtk.ResponseType.OK))
     
     filters = [Gtk.FileFilter()]
-    filters[0].set_name("Text (.txt)")
+    filters[0].set_name("Tab-separated Text (.txt)")
     filters[0].add_pattern("*.txt")
 
     fcd.set_do_overwrite_confirmation(True)