yaml_data = """
version: 1.0.0
persons:
    - person:
        - id: 0
        - name: '小明'
        - age: 12
    - person:
        - id: 2
        - name: '小红'
        - age: 10
"""

import UniversalParser as UP
manager = UP.parse_yaml(yaml_data, analysis_text=True)

persons = manager | 'persons'
print(len(persons)) # 2

person0 = persons[0].person
print(person0[1].name) # 小明