def compute(self):
        fmt = self.get_input('format')
        args, kwargs = StringFormat.list_placeholders(fmt)
        f_args = [self.get_input(n % '_%d')
                  for n in xrange(args)]
        f_kwargs = dict((n, self.get_input(n))
                        for n in kwargs)
        self.set_output('value', fmt.format(*f_args, **f_kwargs))

##############################################################################
dataset/ETHPy150Open VisTrails/VisTrails/vistrails/core/modules/basic_modules.py/StringFormat.compute/swapped operands of `%`