parameters: (stacktrace_line)
return_statement: return True
docstring: Checks if a given stacktrace_line is valid as stacktrace.
  
      Args:
          stacktrace_line: A string to be checked.
  
      Returns:
          True if the given stacktrace_line is valid.
docstring_summary: Checks if a given stacktrace_line is valid as stacktrace.
docstring_tokens: Checks if a given stacktrace_line is valid as stacktrace .
function: def _check_stacktrace_line(stacktrace_line):
      """Checks if a given stacktrace_line is valid as stacktrace.
  
      Args:
          stacktrace_line: A string to be checked.
  
      Returns:
          True if the given stacktrace_line is valid.
      """
      words = stacktrace_line.split()
      if len(words) < BUCKET_ID + 1:
        return False
      if words[BUCKET_ID - 1] != '@':
        return False
      return True
function_tokens: def _check_stacktrace_line ( stacktrace_line ) : words = stacktrace_line . split ( ) if len ( words ) < BUCKET_ID + 1 : return False if words [ BUCKET_ID - 1 ] != '@' : return False return True