code: def run_opt_pass(expr, opt_pass):
      mod = tvm.IRModule.from_expr(expr)
      mod = opt_pass(mod)
      entry = mod["main"]
      return entry if isinstance(expr, relay.Function) else entry.body
  
file_path: tvm/tests/python/relay/test_pass_to_graph_normal_form.py
imports: import numpy
  import tvm
  from tvm import relay
  from tvm.relay import op, create_executor, transform
  from tvm.relay.analysis import Feature
  from tvm.relay.analysis import detect_feature
label_desc: Use image node_id 1 for calling a global function with example usage: run_opt_pass(expr, opt_pass) and returns: unknown