m21 v9 - Python 3.14 compatible

.github/workflows/maincheck.yml

@@ -14,7 +14,7 @@ jobs:
         runs-on: ubuntu-latest
         strategy:
             matrix:
-                python-version: ["3.10", "3.11", "3.12", "3.13"]  # "3.10" must be in quotes to not have it eval to 3.1
+                python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]  # "3.10" must be in quotes to not have it eval to 3.1
         steps:
         - uses: actions/setup-python@v4
           with:

music21/_version.py

@@ -50,7 +50,7 @@
 '''
 from __future__ import annotations
 
-__version__ = '9.9.0'
+__version__ = '9.9.1'
 
 def get_version_tuple(vv):
     v = vv.split('.')

music21/base.py

@@ -27,7 +27,7 @@
 <class 'music21.base.Music21Object'>
 
 >>> music21.VERSION_STR
-'9.9.0'
+'9.9.1'
 
 Alternatively, after doing a complete import, these classes are available
 under the module "base":

music21/pitch.py

@@ -2103,6 +2103,8 @@ def __lt__(self, other) -> bool:
         >>> a < b
         True
         '''
+        if not isinstance(other, Pitch):
+            return NotImplemented
         if self.ps < other.ps:
             return True
         else:
@@ -2133,7 +2135,12 @@ def __le__(self, other) -> bool:
         Do not rely on this behavior -- it may be changed in a future version
         to create a total ordering.
         '''
-        return self.__lt__(other) or self.__eq__(other)
+        lt_result = self.__lt__(other)
+        if lt_result is NotImplemented:
+            return NotImplemented
+        if lt_result:
+            return True
+        return self.__eq__(other)
 
     def __gt__(self, other) -> bool:
         '''
@@ -2145,6 +2152,9 @@ def __gt__(self, other) -> bool:
         >>> a > b
         False
         '''
+        if not isinstance(other, Pitch):
+            return NotImplemented
+
         if self.ps > other.ps:
             return True
         else:
@@ -2177,7 +2187,13 @@ def __ge__(self, other) -> bool:
         Do not rely on this behavior -- it may be changed in a future version
         to create a total ordering.
         '''
-        return self.__gt__(other) or self.__eq__(other)
+        gt_result = self.__gt__(other)
+        if gt_result is NotImplemented:
+            return NotImplemented
+        if gt_result:
+            return True
+
+        return self.__eq__(other)
 
     # --------------------------------------------------------------------------
     @property

music21/tree/__init__.py

@@ -16,6 +16,11 @@
 
 This is a lower-level tool that for now at least normal music21
 users won't need to worry about.
+
+This directory will change significantly and may even be removed in v10.
+Developers who depend on certain tree features (chirp...chirp...) should
+speak up on the music21list or GitHub -- but in > 12 years of having it
+no one has said they use it -- hence why it should be modified!
 '''
 from __future__ import annotations
 

pyproject.toml

@@ -33,6 +33,7 @@ classifiers = [
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
     "Topic :: Artistic Software",
     "Topic :: Multimedia :: Sound/Audio",
     "Topic :: Multimedia :: Sound/Audio :: Conversion",