Merge pull request #1554 from cuthbertLab/update_layout_docs

Update layout docs

music21/layout.py

@@ -58,8 +58,8 @@
 just described, or to get the exact position on a page (or a graphical representation
 of a page) for a particular measure or system.  (Individual notes coming soon).  Normal
 Score streams can be changed into LayoutStreams by calling `divideByPages(s)` on them.
-A Score that was organized: Score->Parts->Measures would then become:
-LayoutScore->Pages->Systems->Parts->Measures.
+A Score that was organized: Score->Part->Measure would then become:
+LayoutScore->Page->System->Staff->Measure.
 
 The new LayoutScore has methods that enable querying what page or system a measure is in, and
 specifically where on a page a measure is (or the dimensions

music21/tinyNotation.py

@@ -470,7 +470,6 @@ class TimeSignatureToken(Token):
     '''
     Represents a single time signature, like 1/4
     '''
-
     def parse(self, parent):
         tsObj = meter.TimeSignature(self.token)
         parent.stateDict['currentTimeSignature'] = tsObj
@@ -481,15 +480,12 @@ class NoteOrRestToken(Token):
     '''
     represents a Note or Rest.  Chords are represented by Note objects
     '''
-
     def __init__(self, token=''):
         super().__init__(token)
         self.durationMap = [
             (r'(\d+)', 'durationType'),
             (r'(\.+)', 'dots'),
         ]  # tie will be dealt with later.
-
-
         self.durationFound = False
 
     def applyDuration(self, n, t, parent):
@@ -549,7 +545,6 @@ class RestToken(NoteOrRestToken):
     '''
     A token starting with 'r', representing a rest.
     '''
-
     def parse(self, parent=None):
         r = note.Rest()
         self.applyDuration(r, self.token, parent)
@@ -577,7 +572,6 @@ class NoteToken(NoteOrRestToken):
     <music21.note.Note B->
     >>> n.nameWithOctave
     'B-6'
-
     '''
     pitchMap = collections.OrderedDict([
         ('lowOctave', r'([A-G]+)'),