remove needless input

RandyShuai · RandyShuai · commit 8f226bc6910c · 2019-11-24T15:53:08.000-08:00
diff --git a/tests/test_backend.py b/tests/test_backend.py
@@ -38,8 +38,6 @@
 _INPUT2 = "input2:0"
 _TFINPUT3 = "input3"
 _INPUT3 = "input3:0"
-_TFINPUT4 = "input4"
-_INPUT4 = "input4:0"
 _TFOUTPUT = "output"
 _OUTPUT = "output:0"
 _TFOUTPUT1 = "output1"
