type annotation updates

masque/builder/builder.py

@@ -138,7 +138,7 @@ class Builder(PortList):
 
     @classmethod
     def interface(
-            cls,
+            cls: type['Builder'],
             source: PortList | Mapping[str, Port] | str,
             *,
             library: ILibrary | None = None,
@@ -276,7 +276,7 @@ class Builder(PortList):
             logger.error('Skipping plug() since device is dead')
             return self
 
-        if not isinstance(other, (str, Abstract, Pattern)):
+        if not isinstance(other, str | Abstract | Pattern):
             # We got a Tree; add it into self.library and grab an Abstract for it
             other = self.library << other
 
@@ -348,7 +348,7 @@ class Builder(PortList):
             logger.error('Skipping place() since device is dead')
             return self
 
-        if not isinstance(other, (str, Abstract, Pattern)):
+        if not isinstance(other, str | Abstract | Pattern):
             # We got a Tree; add it into self.library and grab an Abstract for it
             other = self.library << other
 

masque/builder/pather.py

@@ -175,7 +175,7 @@ class Pather(Builder):
 
     @classmethod
     def from_builder(
-            cls,
+            cls: type['Pather'],
             builder: Builder,
             *,
             tools: Tool | MutableMapping[str | None, Tool] | None = None,
@@ -195,7 +195,7 @@ class Pather(Builder):
 
     @classmethod
     def interface(
-            cls,
+            cls: type['Pather'],
             source: PortList | Mapping[str, Port] | str,
             *,
             library: ILibrary | None = None,

masque/builder/renderpather.py

@@ -128,7 +128,7 @@ class RenderPather(PortList):
 
     @classmethod
     def interface(
-            cls,
+            cls: type['RenderPather'],
             source: PortList | Mapping[str, Port] | str,
             *,
             library: ILibrary | None = None,