Fix empty identity

niboshi · niboshi · commit 07778d90cf06 · 2019-12-05T05:52:44.000Z
diff --git a/cupy/core/reduction.pxi b/cupy/core/reduction.pxi
@@ -496,7 +496,7 @@ cdef class ReductionKernel(_AbstractReductionKernel):
 
         super().__init__(
             name,
-            identity if identity is None else str(identity),
+            '' if identity is None else str(identity),
             in_params,
             out_params,
         )

Original file line number	Diff line number	Diff line change
`@@ -496,7 +496,7 @@ cdef class ReductionKernel(_AbstractReductionKernel):`
`496`	`496`
`497`	`497`	`super().__init__(`
`498`	`498`	`name,`
`499`		`- identity if identity is None else str(identity),`
	`499`	`+ '' if identity is None else str(identity),`
`500`	`500`	`in_params,`
`501`	`501`	`out_params,`
`502`	`502`	`)`