class_docstr: Example:
      input {'x':'住起来很舒服', 'y' = ’1‘}
code: def check_data(self, data):
      assert "x" in data and isinstance(data["x"], str)
      assert "y" in data, "y should be in data"
      assert data["y"] in ["0", "1"], "y should be '0' or '1'"
  
file_path: textflint/textflint/input/component/sample/sacn_sample.py
imports: from .cnsample import CnSample
  from ..field import CnTextField
label_desc: Use image node_id 3 for calling the SACnSample obj's underlying member method code with example usage: obj.check_data(data) without return types