code: def test_returns():
      (r,) = get_return_stmts("def x(): return")
      assert r.value == "return"
      assert r.type == "keyword"
  
      (r,) = get_return_stmts("def x(): return 1")
      assert r.type == "return_stmt"
  
imports: from textwrap import dedent
  import pytest
  from parso import parse
  from parso.python import tree
label_desc: Use image node_id 12 for calling a global function with example usage: test_returns() without return types