code: def collect_eqns(jaxpr: core.Jaxpr, key: Callable):
      d = defaultdict(list)
      for _, eqn in all_eqns(jaxpr):
          d[key(eqn)].append(eqn)
      return dict(d)
  
imports: from __future__ import annotations
  from collections import Counter, defaultdict
  import gzip
  import itertools
  import json
  import types
  from typing import Any, Callable, Union
  from jax._src import core
  from jax._src import util
  from jax._src import source_info_util
  from jax._src.lib import xla_client
label_desc: Use image node_id 2 for calling a global function with example usage: collect_eqns(jaxpr, key) and returns: dict