docs: def p_call_expr(self, p):
          """call_expr : member_expr arguments
                       | call_expr arguments
                       | call_expr LBRACKET expr RBRACKET
                       | call_expr PERIOD identifier_name_string
          """
          if len(p) == 3:
              p[0] = self.asttypes.FunctionCall(p[1], p[2])
              p[0].setpos(p)  # require yacc_tracking
          elif len(p) == 4:
              p[0] = self.asttypes.DotAccessor(p[1], p[3])
              p[0].setpos(p, 2)
          else:
              p[0] = self.asttypes.BracketAccessor(p[1], p[3])
              p[0].setpos(p, 2)