code: def current_nnx_trace() -> MainTrace:
      return TRACE_CONTEXT.nnx_trace_stack[-1]
  
imports: import contextlib
  import dataclasses
  import threading
  import typing
  import jax
  import jax.core
  from jax.core import MainTrace
  from flax.experimental.nnx.nnx import reprlib
label_desc: Use image node_id 6 for calling a global function with example usage: current_nnx_trace() and returns: TRACE_CONTEXT