code: def test_trace_creation():
      t = Trace(name="test_trace", kind="LLM", status_code="SUCCESS")
      assert isinstance(t._span, Span)
      assert t._span.name == "test_trace"
      assert t._span.span_kind == SpanKind.LLM
      assert t._span.status_code == StatusCode.SUCCESS
  
imports: import time
  import pytest
  from wandb.sdk.data_types.trace_tree import Span, SpanKind, StatusCode, Trace
label_desc: Use image node_id 1 for calling a global function with example usage: test_trace_creation() without return types