class_docstr: POS Sample class to hold the necessary info and provide atomic operations.
docstr: Get text field pos tag.
  
  :param field: str
  :return: list, a pos tag list.
docstr_tok: ["Get","text","field","pos","tag",".",":","param","field",":","str",":","return",":","list",",","a","pos","tag","list","."]
code: def get_pos(self, field):
      r"""
      Get text field pos tag.
  
      :param field: str
      :return: list, a pos tag list.
  
      """
      return self.y.field_value
  
file_path: textflint/textflint/input/component/sample/pos_sample.py
imports: from .sample import Sample
  from ..field import ListField, TextField
label_desc: Use image node_id 3 for calling the POSSample obj's underlying member method code with example usage: obj.get_pos(field) and returns: self