fix mypy errors

Author: joe-p

examples/live_monitoring/live_monitoring.py

@@ -1,7 +1,15 @@
+from typing import TYPE_CHECKING
+
 from algokit_subscriber.subscriber import AlgorandSubscriber
 from algokit_subscriber.types.subscription import SubscribedTransaction
 from algokit_utils.beta.algorand_client import AlgorandClient
 
+if TYPE_CHECKING:
+    from algokit_subscriber.types.indexer import (
+        AssetTransferTransactionResult,
+        PaymentTransactionResult,
+    )
+
 algorand = AlgorandClient.main_net()
 
 # Every subscriber instance uses a water to track what block it processed last.
@@ -70,6 +78,7 @@ def print_transfer(transaction: SubscribedTransaction, filter_name: str) -> None
     * The transaction data
     * The filter name (from the 'filters' list) that the transaction matched
     """
+    details: PaymentTransactionResult | AssetTransferTransactionResult
     if filter_name == "USDC":
         details = transaction["asset-transfer-transaction"]
     elif filter_name == "ALGO":

examples/transaction_recording/transaction_recording.py

@@ -10,7 +10,7 @@
 track_address = "PDS6KDTDQBBIL34FZSZWL3CEO454VKAMGWRPPP2D52W52WJW2OBDUQJRZM"
 
 # The list of balance changes to write to the CSV file
-balance_changes = []
+balance_changes: list[tuple[int, str, int, int]] = []
 
 # The directory of this file
 this_dir = Path(__file__).parent
@@ -89,12 +89,12 @@ def record_transaction(transaction: SubscribedTransaction, _: str) -> None:
 
     for bc in transaction["balance_changes"]:
         balance_changes.append(
-            [
+            (
                 transaction["confirmed-round"],
                 transaction["id"],
                 bc["asset_id"],
                 bc["amount"],
-            ]
+            )
         )