code: def target_name(self):
      return self._unique_string(p_suffix=0, seen=self.seen_names)
  
imports: import argparse
  import contextlib
  import os
  import random
  import sys
  import ninja_syntax
label_desc: Use image node_id 4 for calling the GenRandom obj's underlying member method code with example usage: obj.target_name() and returns: self