Upgrade eth-tester

Author: kclowes

setup.py

@@ -7,7 +7,7 @@
 
 extras_require = {
     'tester': [
-        "eth-tester[py-evm]==0.1.0-beta.33",
+        "eth-tester[py-evm]==0.1.0-beta.39",
         "py-geth>=2.0.1,<3.0.0",
     ],
     'testrpc': ["eth-testrpc>=1.3.3,<2.0.0"],

tests/core/middleware/test_transaction_signing.py

@@ -2,6 +2,9 @@
 
 import eth_account
 import eth_keys
+from eth_tester.exceptions import (
+    ValidationError,
+)
 from eth_utils import (
     to_bytes,
     to_hex,
@@ -231,12 +234,12 @@ def fund_account(w3):
         ),
         (
             # Transaction with mismatched sender
-            # expect a key error with sendTransaction + unmanaged account
+            # expect a validation error with sendTransaction + unmanaged account
             {
                 'gas': 21000,
                 'value': 10
             },
-            KeyError,
+            ValidationError,
             SAME_KEY_MIXED_TYPE,
             ADDRESS_2,
         ),