code: def test_decomposition():
      """Test the decomposition of the Snapshot operation."""
  
      assert Snapshot.compute_decomposition() == []
      assert Snapshot().decomposition() == []
  
imports: import pytest
  import numpy
  from pennylane import Snapshot
  import pennylane
label_desc: Use image node_id 1 for calling a global function with example usage: test_decomposition() without return types