Revert "Handle the SaasBucket specifics"

This reverts commit 5241057.

exasol/nb_connector/bfs_utils.py

@@ -9,22 +9,6 @@
 _logger = logging.getLogger(__name__)
 
 
-def _file_in_bucket(file_name: str, bucket: bfs.Bucket) -> bool:
-    """
-    Checks that given file name is present in bucket.
-    :param file_name: name to check
-    :param bucket: bucket object
-    :return: True if name is present, else False
-    """
-    try:
-        return file_name in list(bucket)
-    except TypeError as e:
-        # SaaSBucket is not iterable, need to handle it here
-        if e.args[0].endswith("not iterable"):
-            return False
-        raise e
-
-
 def put_file(bucket: bfs.Bucket, file_path: pathlib.Path,
              skip_if_exists: bool = True) -> pathlib.Path:
     """
@@ -37,7 +21,7 @@ def put_file(bucket: bfs.Bucket, file_path: pathlib.Path,
     if not file_path.exists():
         raise ValueError(f"Local file doesn't exist: {file_path}")
     local_name = file_path.name
-    if skip_if_exists and _file_in_bucket(local_name, bucket):
+    if skip_if_exists and local_name in list(bucket):
         _logger.info("File %s is already present in the bucketfs", local_name)
     else:
         _logger.info("Uploading file %s to bucketfs", local_name)