code: def test_list_dims():
      dimsys = DimensionSystem((length, time, mass))
  
      assert dimsys.list_can_dims == (length, mass, time)
  
file_path: sympy/sympy/physics/units/tests/test_dimensionsystem.py
imports: from sympy.core.symbol import symbols
  from sympy.matrices.dense import Matrix, eye
  from sympy.physics.units.definitions.dimension_definitions import action, current, length, mass, time, velocity
  from sympy.physics.units.dimensions import DimensionSystem
label_desc: Use image node_id 2 for calling a global function with example usage: test_list_dims() without return types