Merge pull request #2982 from bsipocz/API_emptyresponseerror

API: adding EmptyResponseError to public API

Author: bsipocz

astroquery/exceptions.py

@@ -9,7 +9,7 @@
            'TableParseError', 'LoginError', 'ResolverError',
            'NoResultsWarning', 'LargeQueryWarning', 'InputWarning',
            'AuthenticationWarning', 'MaxResultsWarning', 'CorruptDataWarning',
-           'BlankResponseWarning']
+           'EmptyResponseError', 'BlankResponseWarning']
 
 
 class TimeoutError(Exception):