code: def shape(self):
      return str(self.value_text.split(",")[0]).lower()
  
file_path: CellProfiler/src/subpackages/core/cellprofiler_core/setting/_structuring_element.py
imports: import skimage.morphology
  from ._setting import Setting
  from ._validation_error import ValidationError
label_desc: Use image node_id 5 for calling the StructuringElement obj's underlying member method code with example usage: obj.shape() and returns: str