def _interpret_hadoop_jar_command_stderr(stderr, record_callback=None):
 def yield_lines():
  try:
   for line in stderr:
    (yield to_string(line))
  except IOError as e:
   if (e.errno == errno.EIO):
    return
   else:
    raise
 def pre_filter(line):
  return bool(_HADOOP_STREAMING_NON_LOG4J_LINE_RE.match(line))
 def yield_records():
  for record in _parse_hadoop_log4j_records(yield_lines(), pre_filter=pre_filter):
   if record_callback:
    record_callback(record)
   (yield record)
 result = _parse_step_syslog_from_log4j_records(yield_records())
 _add_implied_job_id(result)
 for error in (result.get('errors') or ()):
  _add_implied_task_id(error)
 return result

def _interpret_hadoop_jar_command_stderr ( stderr , record_callback = None ) : def yield_lines ( ) : try : for line in stderr : ( yield to_string ( line ) ) except IOError as e : if ( e . errno == errno . EIO ) : return else : raise def pre_filter ( line ) : return bool ( _HADOOP_STREAMING_NON_LOG4J_LINE_RE . match ( line ) ) def yield_records ( ) : for record in _parse_hadoop_log4j_records ( yield_lines ( ) , pre_filter = pre_filter ) : if record_callback : record_callback ( record ) ( yield record ) result = _parse_step_syslog_from_log4j_records ( yield_records ( ) ) _add_implied_job_id ( result ) for error in ( result . get ( 'errors' ) or ( ) ) : _add_implied_task_id ( error ) return result
parse stderr from the hadoop jar command .