def __repr__(self):
    s = "while %s:\n  "  % self.cond
    if len(self.merge) > 0:
      s += phi_nodes_to_str(self.merge) % "(header)%s\n  "
    if len(self.body) > 0:
      s +=  "(body)%s" % block_to_str(self.body)
    return s
dataset/ETHPy150Open iskandr/parakeet/parakeet/syntax/stmt.py/While.__repr__/swapped operands of `%`