Don't wildcard-import from Instrument.

src/Drum.py

@@ -31,6 +31,9 @@
 from Song import Note, Tempo
 from Neck import Neck
 from Shader import shaders
+import os
+import numpy as np
+from Mesh import Mesh
 
 from OpenGL.GL import *
 import math
@@ -53,7 +56,7 @@
 # to enable it, only here and Player.drums should need changing.
 
 
-from Instrument import *
+from Instrument import Instrument
 
 class Drum(Instrument):
     def __init__(self, engine, playerObj, editorMode = False, player = 0):

src/Guitar.py

@@ -30,8 +30,11 @@
 from Neck import Neck
 from copy import deepcopy
 from Shader import shaders
+from Song import Note
+import Log
+import math
 
-from Instrument import *
+from Instrument import Instrument
 from OpenGL.GL import *
 
 class Guitar(Instrument):

src/ProGuitar.py

@@ -20,10 +20,14 @@
 # MA  02110-1301, USA.                                              #
 #####################################################################
 
+from Song import Note, Tempo
+from Guitar import Guitar
+from Mesh import Mesh
 import random
+import os
 from Shader import shaders
+import Log
 
-from Instrument import *
 from OpenGL.GL import *
 
 class ProGuitar(Guitar):