parameters: (self, pos)
return_statement: return pos.checkfor(self.start)
docstring: Detect the start of a bracket
docstring_summary: Detect the start of a bracket
docstring_tokens: Detect the start of a bracket
function: def detect(self, pos):
      "Detect the start of a bracket"
      return pos.checkfor(self.start)
function_tokens: def detect ( self , pos ) : return pos . checkfor ( self . start )