fixes in to make compressed backups possible

PR:3012752

Author: rekby

ydb/export.py

@@ -131,7 +131,7 @@ def __init__(self):
         self.secret_key = None
         self.number_of_retries = 0
         self.storage_class = None
-        self.compression = None
+        self.export_compression = None
 
     def with_scheme(self, scheme):
         self.scheme = scheme
@@ -141,8 +141,8 @@ def with_storage_class(self, storage_class):
         self.storage_class = storage_class
         return self
 
-    def with_compression(self, compression):
-        self.compression = compression
+    def with_export_compression(self, compression):
+        self.export_compression = compression
         return self
 
     def with_bucket(self, bucket):
@@ -225,8 +225,8 @@ def _export_to_s3_request_factory(settings):
     if settings.number_of_retries > 0:
         request.settings.number_of_retries = settings.number_of_retries
 
-    if settings.compression is not None:
-        request.settings.compression = settings.compression
+    if settings.export_compression is not None:
+        request.settings.compression = settings.export_compression
 
     for source_path, destination_prefix in settings.items:
         request.settings.items.add(