Bugfix in dispatch: Now using qualified name, so methods with same si…

…gnature won't collide

README.md

@@ -121,20 +121,21 @@ assert mul([1, 2], [3, 4]) == [3, 8]        # list, list
 Dispatch can also be used for extending the dataclass builtin `__init__`:
 
 ```python
-@dataclass(frozen=False)
+@dataclass
 class Point:
     x: int = 0
     y: int = 0
-    
+
     @md
     def __init__(self, points: list | tuple):
-        self.x, self.y = points
+        # Call default constructor
+        self.__init__(*points)
 
     @md
     def __init__(self, points: dict):
-        self.x = points['x']
-        self.y = points['y']
-    
+        # Call default constructor
+        self.__init__(points['x'], points['y'])
+
 # Test constructors
 p0 = Point()                         # Default constructor
 assert p0 == Point(0, 0)             # Default constructor

runtype/dispatch.py

@@ -50,7 +50,7 @@ def __call__(self, func=None, *, priority=None):
                 "Must either provide a function to decorate, or set a priority"
             )
 
-        fname = func.__name__
+        fname = func.__qualname__
         try:
             tree = self.fname_to_tree[fname]
         except KeyError:

tests/test_basic.py

@@ -704,6 +704,19 @@ def f(t: int):
         assert f(2) == "int"
         assert f(None) == "none"
 
+    def test_qualified_name(self):
+        md = Dispatch()
+
+        class A:
+            @md
+            def a(self, points: list):
+                ...
+
+        class B:
+            @md
+            def a(self, points: list):
+                ...
+
 
 class TestDataclass(TestCase):
     def setUp(self):