code: def test_let_inlining():
      tup = relay.Tuple([relay.const(0), relay.const(0)])
      x = relay.var("x")
      assert astext(relay.Let(x, tup, tup)) == SEMVER + (
          "%0 = (0, 0);\n" "let %x = %0;\n" "%0"
      )
  
      assert astext(relay.Let(x, tup, x)) == SEMVER + (
          "let %x = (0, 0);\n" "%x"
      )
  
imports: import tvm
  import tvm.testing
  from tvm import te
  from tvm import relay
  from tvm.relay import testing
  import numpy
  from tvm.relay import Expr
  from tvm.relay.analysis import free_vars
  import pytest
label_desc: Use image node_id 22 for calling a global function with example usage: test_let_inlining() without return types