Fix compilation error properly this time.

Author: Diptorup Deb

dpctl/_sycl_device.pyx

@@ -209,9 +209,12 @@ cdef class _SyclDevice:
         return int(<size_t>self._device_ref)
 
     @property
-    def __name__():
+    def __name__(self):
         return "SyclDevice"
 
+    def __repr__(self):
+        return "<dpctl." + self.__name__ + " at {}>".format(hex(id(self)))
+
 
 cdef class SyclDevice(_SyclDevice):
     """ Python equivalent for cl::sycl::device class.