Minor fixes

Author: jwdj

tune_actions.py

@@ -234,9 +234,9 @@ def append_current_value_to_rows(self, context, rows):
         if self.show_current_value:
             current_value = self.get_current_value(context)
             if current_value and current_value.strip():
-                description = next([v.description for v in self.get_values(context) if v.value == current_value])
-                if description:
-                    text = description
+                descriptions = [v.description for v in self.get_values(context) if v.value == current_value]
+                if descriptions:
+                    text = descriptions[0]
                 else:
                     text = current_value
 

tune_elements.py

@@ -611,9 +611,8 @@ def __init__(self):
         for section in ABC_SECTIONS:
             self._search_pattern[section] = AbcMidiDrumMapDirective.pattern
 
-
 class AbcMidiVolumeDirective(AbcElement):
-    pattern = r"(?m)^(?:%%|I:)MIDI control 7 (?P<volume>\d*)" + AbcElement.rest_of_line_pattern
+    pattern = r"(?m)^(?:%%|I:)MIDI (?:control 7|chordvol|bassvol) (?P<volume>\d*)" + AbcElement.rest_of_line_pattern
     def __init__(self):
         super(AbcMidiVolumeDirective, self).__init__('MIDI_volume', display_name=_('Volume'), description=_('Volume for current voice.'))
         for section in ABC_SECTIONS: