lambda returns new file location

we need a return value for our step function to consume when it sends emails to staff

*the lambda_handler function returns a dict with the location of the new file - the specifics
 of this may need to change

Pipfile

@@ -17,7 +17,8 @@ mypy = "*"
 pylama = {extras = ["all"], version = "*"}
 pytest = "*"
 moto = {extras = ["s3"], version = "*"}
-
+types-urllib3 = "*"
+types-requests = "*"
 
 [requires]
 python_version = "3.9"

lambdas/bursar_transfer.py

@@ -145,3 +145,4 @@ def lambda_handler(event: dict, context: object) -> dict:  # noqa
         f"{target_key.replace('.xml', '.csv')}"
     )
     logger.info("bursar csv available for download at %s", csv_location)
+    return {"target_file": csv_location}

tests/test_bursar_transfer.py

@@ -99,3 +99,4 @@ def test_lambda_handler_success(event_data, caplog) -> None:
     csv_location = "test-pickup-bucket/exlibris/bursar/test.csv"
     response = bursar_transfer.lambda_handler(event_data, {})
     assert f"bursar csv available for download at {csv_location}" in caplog.text
+    assert response == {"target_file": csv_location}