src/sage/symbolic/expression.pyx: Remove self-import

Matthias Koeppe · Matthias Koeppe · commit f75277a43055 · 2023-09-07T13:28:41.000-07:00
diff --git a/src/sage/symbolic/expression.pyx b/src/sage/symbolic/expression.pyx
@@ -6396,7 +6396,6 @@ cdef class Expression(Expression_abc):
             sage: type(u._unpack_operands()[0])
             <... 'tuple'>
         """
-        from sage.symbolic.expression import unpack_operands
         return unpack_operands(self)
 
     def operands(self):
