Revert "Add intentionally error"

suaaa7 · suaaa7 · commit 050a71d05bf3 · 2020-08-22T17:31:05.000+09:00
This reverts commit 66e7ad8.
diff --git a/python_test_example/i76_testcase_subclass/utils.py b/python_test_example/i76_testcase_subclass/utils.py
@@ -1,4 +1,4 @@
-def concat(str1: str, str2: str):
+def concat(str1: str, str2: str) -> str:
     if not isinstance(str1, str) and isinstance(str2, str):
         raise TypeError
 

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-def concat(str1: str, str2: str):`
	`1`	`+def concat(str1: str, str2: str) -> str:`
`2`	`2`	`if not isinstance(str1, str) and isinstance(str2, str):`
`3`	`3`	`raise TypeError`
`4`	`4`