from google.cloud import storage

def download_firebase_file(bucket_name, source_blob_name, destination_file_name):
    # Downloads a file from Firebase Storage.
    storage_client = storage.Client()
    bucket = storage_client.bucket(bucket_name)
    blob = bucket.blob(source_blob_name)
    blob.download_to_filename(destination_file_name)
    print(f"File downloaded to {destination_file_name}")
    return destination_file_name