diff --git a/web3/_utils/contracts.py b/web3/_utils/contracts.py
index a55bd8d04d..2fb715f1eb 100644
--- a/web3/_utils/contracts.py
+++ b/web3/_utils/contracts.py
@@ -174,6 +174,8 @@ def prepare_transaction(
 ) -> TxParams:
     """
     Returns a dictionary of the transaction that could be used to call this
+    function.
+    
     TODO: make this a public API
     TODO: add new prepare_deploy_transaction API
     """
diff --git a/web3/_utils/transactions.py b/web3/_utils/transactions.py
index fcef403145..14f844ec45 100644
--- a/web3/_utils/transactions.py
+++ b/web3/_utils/transactions.py
@@ -242,7 +242,7 @@ def prepare_replacement_transaction(
         replacement_transaction["nonce"] != original_transaction["nonce"]
     ):
         raise Web3ValueError(
-            "Supplied nonce in new_transaction must match the pending transaction"
+            "Supplied nonce in replacement_transaction must match the pending transaction"
         )
 
     if "nonce" not in replacement_transaction:
diff --git a/web3/_utils/utility_methods.py b/web3/_utils/utility_methods.py
index 1d940c1245..37c1e455e1 100644
--- a/web3/_utils/utility_methods.py
+++ b/web3/_utils/utility_methods.py
@@ -66,7 +66,7 @@ def either_set_is_a_subset(
     Returns a bool based on whether two sets might have some differences but are mostly
     the same. This can be useful when comparing formatters to an actual response for
     formatting.
-
+    
     :param set1:        A set of values.
     :param set2:        A second set of values.
     :param percentage:  The percentage of either set that must be present in the
@@ -79,4 +79,4 @@ def either_set_is_a_subset(
     return (
         len(set1.intersection(set2)) >= len(set1) * threshold
         or len(set2.intersection(set1)) >= len(set2) * threshold
-    )
+    )
\ No newline at end of file