code: def uid(self) -> str:
      self.uid_count += 1
      return f"__cse_{self.uid_count}"
  
imports: from hail import ir
  import abc
  from typing import Sequence, MutableSequence, List, Set, Dict, Optional
  from collections import namedtuple
label_desc: Use image node_id 2 for calling the CSEAnalysisPass obj's underlying member method code with example usage: obj.uid() and returns: str, self