Fix: Documentation Clarity

src/ethereum/prague/fork.py

@@ -819,7 +819,7 @@ def process_transaction(
     Execute a transaction against the provided environment.
 
     This function processes the actions needed to execute a transaction.
-    It decrements the sender's account after calculating the gas fee and
+    It decrements the sender's account balance after calculating the gas fee and
     refunds them the proper amount after execution. Calling contracts,
     deploying code, and incrementing nonces are all examples of actions that
     happen within this function or from a call made within this function.

src/ethereum/prague/state.py

@@ -125,7 +125,7 @@ def rollback_transaction(
 ) -> None:
     """
     Rollback a state transaction, resetting the state to the point when the
-    corresponding `start_transaction()` call was made.
+    corresponding `begin_transaction()` call was made.
 
     Parameters
     ----------
@@ -478,7 +478,7 @@ def account_exists_and_is_empty(state: State, address: Address) -> bool:
 
 def is_account_alive(state: State, address: Address) -> bool:
     """
-    Check whether is an account is both in the state and non empty.
+    Check whether an account is both in the state and non-empty.
 
     Parameters
     ----------

src/ethereum/prague/vm/interpreter.py

@@ -92,7 +92,7 @@ class MessageCallOutput:
 
 def process_message_call(message: Message) -> MessageCallOutput:
     """
-    If `message.current` is empty then it creates a smart contract
+    If `message.target` is empty then it creates a smart contract
     else it executes a call from the `message.caller` to the `message.target`.
 
     Parameters