clongfloat (complex256) was not supported by CuPy
@@ -175,8 +175,6 @@ from numpy import csingle # NOQA
from numpy import complex_ # NOQA
-from numpy import clongfloat # NOQA
-
from numpy import complex64 # NOQA
from numpy import complex128 # NOQA
@@ -184,6 +182,7 @@ from numpy import complex128 # NOQA
# Not supported by CuPy:
# from numpy import complex192
# from numpy import complex256
+# from numpy import clongfloat
# -----------------------------------------------------------------------------
# Any Python object
