Fixes for typeshed improvements

Author: A5rocks

src/trio/_core/_concat_tb.py

@@ -64,14 +64,14 @@ def copy_tb(base_tb: TracebackType, tb_next: TracebackType | None) -> TracebackT
         # which it already is, so we're done. Otherwise, we have to actually
         # do some work:
         if tb_next is not None:
-            _ctypes.Py_INCREF(tb_next)  # type: ignore[attr-defined]
+            _ctypes.Py_INCREF(tb_next)
             c_new_tb.tb_next = id(tb_next)
 
         assert c_new_tb.tb_frame is not None
-        _ctypes.Py_INCREF(base_tb.tb_frame)  # type: ignore[attr-defined]
+        _ctypes.Py_INCREF(base_tb.tb_frame)
         old_tb_frame = new_tb.tb_frame
         c_new_tb.tb_frame = id(base_tb.tb_frame)
-        _ctypes.Py_DECREF(old_tb_frame)  # type: ignore[attr-defined]
+        _ctypes.Py_DECREF(old_tb_frame)
 
         c_new_tb.tb_lasti = base_tb.tb_lasti
         c_new_tb.tb_lineno = base_tb.tb_lineno

src/trio/socket.py

@@ -27,7 +27,7 @@
 globals().update(
     {
         _name: getattr(_stdlib_socket, _name)
-        for _name in _stdlib_socket.__all__  # type: ignore
+        for _name in _stdlib_socket.__all__
         if _name.isupper() and _name not in _bad_symbols
     },
 )