use __dealloc__ in event/stream

Author: leofang

cuda_core/cuda/core/experimental/_event.pxd

@@ -10,5 +10,4 @@ cdef class Event:
         int _device_id
         object _ctx_handle
 
-    cdef _shutdown_safe_close(self, is_shutting_down=*)
     cpdef close(self)

cuda_core/cuda/core/experimental/_event.pyx

@@ -20,9 +20,7 @@ from cuda.core.experimental._context import Context
 from cuda.core.experimental._utils.cuda_utils import (
     CUDAError,
     driver,
-    handle_return,
 )
-import sys
 if TYPE_CHECKING:
     import cuda.bindings
     from cuda.core.experimental._device import Device
@@ -108,20 +106,15 @@ cdef class Event:
         self._ctx_handle = ctx_handle
         return self
 
-    cdef _shutdown_safe_close(self, is_shutting_down=sys.is_finalizing):
-        if is_shutting_down and is_shutting_down():
-            return
+    cpdef close(self):
+        """Destroy the event."""
         if self._handle != NULL:
             with nogil:
                 HANDLE_RETURN(cydriver.cuEventDestroy(self._handle))
             self._handle = <cydriver.CUevent>(NULL)
 
-    cpdef close(self):
-        """Destroy the event."""
-        self._shutdown_safe_close(is_shutting_down=None)
-
-    def __del__(self):
-        self._shutdown_safe_close()
+    def __dealloc__(self):
+        self.close()
 
     def __isub__(self, other):
         return NotImplemented

cuda_core/cuda/core/experimental/_stream.pyx

@@ -14,8 +14,6 @@ from cuda.core.experimental._utils.cuda_utils cimport (
     HANDLE_RETURN,
 )
 
-import sys
-
 import cython
 import os
 import warnings
@@ -202,12 +200,15 @@ cdef class Stream:
         return self
 
     def __del__(self):
-        self._shutdown_safe_close()
+        self.close()
+
+    cpdef close(self):
+        """Destroy the stream.
 
-    cdef _shutdown_safe_close(self, is_shutting_down=sys.is_finalizing):
-        if is_shutting_down and is_shutting_down():
-            return
+        Destroy the stream if we own it. Borrowed foreign stream
+        object will instead have their references released.
 
+        """
         if self._owner is None:
             if self._handle and not self._builtin:
                 with nogil:
@@ -216,15 +217,6 @@ cdef class Stream:
             self._owner = None
         self._handle = <cydriver.CUstream>(NULL)
 
-    cpdef close(self):
-        """Destroy the stream.
-
-        Destroy the stream if we own it. Borrowed foreign stream
-        object will instead have their references released.
-
-        """
-        self._shutdown_safe_close(is_shutting_down=None)
-
     def __cuda_stream__(self) -> tuple[int, int]:
         """Return an instance of a __cuda_stream__ protocol."""
         return (0, int(self.handle))