Simplification

generator/solo/profiles.py

@@ -25,24 +25,9 @@ class Instrument:
   def permits(self, number):
     return any(p.string_number in self.strings for p in generator.fretboard.single_positions_for_pitch(F(number)))
 
-  def cost(self, number):
-    return .5 * min(1., max(0, abs(number - self.reference) - 7) / 12) if self.reference is not None else 0.
-
-
 UNRESTRICTED = Instrument()
 
 
-def weighted_center(notes):
-  values = sorted((n.pitch.number(), n.end - n.start) for n in notes)
-  total = sum((d for _, d in values), F())
-  elapsed = F()
-  for number, duration in values:
-    elapsed += duration
-    if elapsed >= total / 2:
-      return number
-  return 60
-
-
 def for_part(part, analysis=None):
   if part not in ('acoustic', 'electric'):
     raise ValueError('unknown solo instrument: ' + part)