Fixed a bare except

AFAIK the only exception which can occur here is one that the json.loads(..) could raise. So (TypeError or) ValueError. So except on that. and also log a warning in such case. bare excepts are 99.99% of the time simply bad/wrong. It's the case here.

Author: gst

elasticsearch/connection/base.py

@@ -101,9 +101,8 @@ def _raise_error(self, status_code, raw_data):
  error_message = additional_info.get('error', error_message)
  if isinstance(error_message, dict) and 'type' in error_message:
  error_message = error_message['type']
- except:
- # we don't care what went wrong
- pass
+ except (ValueError, TypeError) as err:
+ logger.warning('Undecodable raw error response from server: %s', err)
 
  raise HTTP_EXCEPTIONS.get(status_code, TransportError)(status_code, error_message, additional_info)