parameters: (f=None, limit=None)
return_statement: return stack
docstring: Extract the raw traceback from the current stack frame.
  
      The return value has the same format as for extract_tb().  The
      optional 'f' and 'limit' arguments have the same meaning as for
      print_stack().  Each item in the list is a quadruple (filename,
      line number, function name, text), and the entries are in order
      from oldest to newest stack frame.
docstring_summary: Extract the raw traceback from the current stack frame.
docstring_tokens: Extract the raw traceback from the current stack frame .
function: def extract_stack(f=None, limit=None):
      """Extract the raw traceback from the current stack frame.
  
      The return value has the same format as for extract_tb().  The
      optional 'f' and 'limit' arguments have the same meaning as for
      print_stack().  Each item in the list is a quadruple (filename,
      line number, function name, text), and the entries are in order
      from oldest to newest stack frame.
      """
      if f is None:
          f = sys._getframe().f_back
      stack = StackSummary.extract(walk_stack(f), limit=limit)
      stack.reverse()
      return stack
function_tokens: def extract_stack ( f = None , limit = None ) : if f is None : f = sys . _getframe ( ) . f_back stack = StackSummary . extract ( walk_stack ( f ) , limit = limit ) stack . reverse ( ) return stack