code: def test_params():
      """Test Reader parameters"""
  
      with pytest.raises(ValueError):
          Reader(name="wrong_name")
  
      with pytest.raises(ValueError):
          Reader(line_format="users item rating")
  
      with pytest.raises(ValueError):
          Reader(line_format="user itemm rating")
  
      with pytest.raises(ValueError):
          Reader(line_format="item user rrating")
  
      with pytest.raises(ValueError):
          Reader(line_format="item BLABLA user rating")
  
imports: import pytest
  from surprise import Reader
label_desc: Use image node_id 1 for calling a global function with example usage: test_params() without return types