SK-971: fix the message and import

Author: raushan-skyflow

skyflow/utils/_skyflow_messages.py

@@ -100,7 +100,7 @@ class Error(Enum):
         INVALID_TABLE_VALUE = f"{error_prefix} Validation error. Invalid type of table. Specify table as a string"
         EMPTY_RECORD_IDS_IN_DELETE = f"{error_prefix} Validation error. 'record ids' array can't be empty. Specify one or more record ids."
         BULK_DELETE_FAILURE = f"{error_prefix} Delete operation failed."
-        EMPTY_SKYFLOW_ID= f"{error_prefix} Validation error. Skyflow id can't be empty."
+        EMPTY_SKYFLOW_ID= f"{error_prefix} Validation error. skyflow_id can't be empty."
         INVALID_FILE_COLUMN_NAME= f"{error_prefix} Validation error. 'column_name' can't be empty."
 
         INVALID_QUERY_TYPE = f"{error_prefix} Validation error. Query parameter is of type {{}}. Specify as a string."

skyflow/utils/validations/_validations.py

@@ -1,3 +1,4 @@
+import base64
 import json
 import os
 from skyflow.generated.rest import TokenType
@@ -736,7 +737,6 @@ def validate_file_upload_request(logger, request):
         if is_none_or_empty(file_name):
             raise SkyflowError(SkyflowMessages.Error.INVALID_FILE_NAME.value, invalid_input_error_code)
         try:
-            import base64
             base64.b64decode(base64_str)
         except Exception:
             raise SkyflowError(SkyflowMessages.Error.INVALID_BASE64_STRING.value, invalid_input_error_code)