style: format code with Autopep8, Black and Ruff Formatter

This commit fixes the style issues introduced in 1a145a3 according to the output
from Autopep8, Black and Ruff Formatter.

Details: https://github.com/ajschofield/de-project-bentley/pull/101

1 files changed, 3 insertions, 2 deletions

diff --git a/src/transform_lambda.py b/src/transform_lambda.py
index ccf90e5..93b2284 100644
--- a/src/transform_lambda.py
+++ b/src/transform_lambda.py
@@ -117,7 +117,8 @@ def process_to_parquet_and_upload_to_s3(
             parquet_file = df.to_parquet(
                 f"{table_name}.parquet", engine="pyarrow"
             )  # or fastparquet
-            client.upload_file(f"{table_name}.parquet", bucket, f"{table_name}.parquet") #changed parquet_file variable to the file name
+            # changed parquet_file variable to the file name
+            client.upload_file(f"{table_name}.parquet", bucket, f"{table_name}.parquet")
             status["uploaded"].append(table_name)
 
     for table_name, df in mutable_df_dict.items():
@@ -203,7 +204,7 @@ def list_existing_s3_files(bucket_name, client=boto3.client("s3")):
             existing_files = [obj["Key"] for obj in response["Contents"]]
         else:
             logger.error("The bucket is empty")
-            return [] #changed from None to [] so it is an iterable
+            return []  # changed from None to [] so it is an iterable
 
     except ClientError as e:
         logger.error(f"Error listing S3 objects: {e}")