Fix type check

marioevz · lightclient · commit 78602538a83b · 2022-12-12T13:39:16.000-07:00
diff --git a/src/evm_transition_tool/__init__.py b/src/evm_transition_tool/__init__.py
@@ -115,10 +115,11 @@ def calc_withdrawals_root(self, withdrawals: Any, fork: str) -> str:
                 "Unable to calculate withdrawals root: "
                 + "no value returned from transition tool"
             )
-        if withdrawals_root is not str:
+        if type(withdrawals_root) is not str:
             raise Exception(
                 "Unable to calculate withdrawals root: "
-                + "incorrect type returned from transition tool"
+                + "incorrect type returned from transition tool: "
+                + f"{withdrawals_root}"
             )
         return withdrawals_root
 

Original file line number	Diff line number	Diff line change
`@@ -115,10 +115,11 @@ def calc_withdrawals_root(self, withdrawals: Any, fork: str) -> str:`
`115`	`115`	`"Unable to calculate withdrawals root: "`
`116`	`116`	`+ "no value returned from transition tool"`
`117`	`117`	`)`
`118`		`- if withdrawals_root is not str:`
	`118`	`+ if type(withdrawals_root) is not str:`
`119`	`119`	`raise Exception(`
`120`	`120`	`"Unable to calculate withdrawals root: "`
`121`		`- + "incorrect type returned from transition tool"`
	`121`	`+ + "incorrect type returned from transition tool: "`
	`122`	`+ + f"{withdrawals_root}"`
`122`	`123`	`)`
`123`	`124`	`return withdrawals_root`
`124`	`125`