Fix the failing tests.

Author: gregchapman-dev

music21/musicxml/m21ToXml.py

@@ -6535,7 +6535,8 @@ def pedalTransitionToXml(self, pt: expressions.PedalTransition) -> Element|None:
                 # We assume if one and/or the other is SlantedLine, the
                 # intention is a "caret" bounce.
                 mxPedals = [Element('pedal')]
-                mxPedals[0].set('number', str(pm.idLocal))
+                if pm.idLocal is not None:
+                    mxPedals[0].set('number', str(pm.idLocal))
                 mxPedals[0].set('type', 'change')
                 mxPedals[0].set('line', 'yes')
             else:
@@ -6545,24 +6546,28 @@ def pedalTransitionToXml(self, pt: expressions.PedalTransition) -> Element|None:
                     mxPedals = [Element('pedal')]
                     # increment the idLocal for this 'start'
                     # (room was made in spanner.setIdLocals)
-                    if t.TYPE_CHECKING:
-                        assert isinstance(pm.idLocal, int)
-                    pm.idLocal = (pm.idLocal % 6) + 1
-                    mxPedals[0].set('number', str(pm.idLocal))
+                    if pm.idLocal is not None:
+                        if t.TYPE_CHECKING:
+                            assert isinstance(pm.idLocal, int)
+                        pm.idLocal = (pm.idLocal % 6) + 1
+                        mxPedals[0].set('number', str(pm.idLocal))
                 else:
                     # bounce up and then down, starting with a Star
                     mxPedals = [Element('pedal'), Element('pedal')]
                     # close out one pedal, then increment idLocal for the next one
                     # (room was made in spanner.setIdLocals)
-                    mxPedals[0].set('number', str(pm.idLocal))
+                    if pm.idLocal is not None:
+                        mxPedals[0].set('number', str(pm.idLocal))
                     mxPedals[0].set('sign', 'yes')
                     mxPedals[0].set('type', 'stop')
                     if t.TYPE_CHECKING:
                         assert isinstance(pm.idLocal, int)
-                    pm.idLocal = (pm.idLocal % 6) + 1
+                    if pm.idLocal is not None:
+                        pm.idLocal = (pm.idLocal % 6) + 1
 
                 # We assume that bounceDown is either Ped or PedalName
-                mxPedals[-1].set('number', str(pm.idLocal))
+                if pm.idLocal is not None:
+                    mxPedals[-1].set('number', str(pm.idLocal))
                 mxPedals[-1].set('sign', 'yes')
                 if bounceDown == expressions.PedalForm.Ped:
                     mxPedals[-1].set('type', 'start')
@@ -6579,12 +6584,14 @@ def pedalTransitionToXml(self, pt: expressions.PedalTransition) -> Element|None:
 
         elif isinstance(pt, expressions.PedalGapStart):
             mxPedals = [Element('pedal')]
-            mxPedals[0].set('number', str(pm.idLocal))
+            if pm.idLocal is not None:
+                mxPedals[0].set('number', str(pm.idLocal))
             mxPedals[0].set('type', 'discontinue')
             mxPedals[0].set('line', 'yes')
         elif isinstance(pt, expressions.PedalGapEnd):
             mxPedals = [Element('pedal')]
-            mxPedals[0].set('number', str(pm.idLocal))
+            if pm.idLocal is not None:
+                mxPedals[0].set('number', str(pm.idLocal))
             mxPedals[0].set('type', 'resume')
             mxPedals[0].set('line', 'yes')
         else:
@@ -6602,7 +6609,8 @@ def pedalTransitionToXml(self, pt: expressions.PedalTransition) -> Element|None:
     def makePedalResumeLineXml(self, pm: expressions.PedalMark) -> Element:
         # does not append to self.xmlRoot (caller will do that)
         mxPedal = Element('pedal')
-        mxPedal.set('number', str(pm.idLocal))
+        if pm.idLocal is not None:
+            mxPedal.set('number', str(pm.idLocal))
         mxPedal.set('type', 'resume')
         mxPedal.set('line', 'yes')
         # wrap in <direction><direction-type>