Grzegorz Brzęczyszczykiewicz rašė:

> Man reikia lokaliai pakeisti reikšmes ir nieko kol kas nesugalvojau > geriau nei įdėti 'override' bloką. Idėjiškai teisinga: ontologijos > dirba, kiekvienam elementui galima sudėti reikiamas reikšmes (nes dabar > daužau sau rankas už juokingas reikšmes kai kuriuose duomenyse).

O taip (nested mappings override) jau per didelė pornografija?

# test.yml
ref1: &ref1
  prop1: "Base Property 1"
  prop2: "Base Property 2"
  name: "Base Name"
  nested: &nested
    l1:
      l1_prop1: "l1 prop1"
      l1_prop2: "l1 prop2"
    l2: &nested_l2
      l2_prop1: "l2 prop1"
      l2_prop2: "l2 prop2"
      l21: &nested_l21
        l21_prop1: "l2.1 prop1"
        l21_prop2: "l2.1 prop2"

obj1:
  <<: *ref1
  obj1_prop: "obj1 property"

obj2:
  <<: *ref1
  obj2_prop: "obj2 property"
  name: "obj2 name OVERRIDE"

  nested:
    <<: *nested
    l2:
      <<: *nested_l2
      l21:
        <<: *nested_l21
        l21_prop2: "OVERRIDE"
#EOF test.yml


with open('test.yml', 'r') as f:
    data = yaml.safe_load(f)

data:
{'ref1': {'prop1': 'Base Property 1',
  'prop2': 'Base Property 2',
  'name': 'Base Name',
  'nested': {'l1': {'l1_prop1': 'l1 prop1', 'l1_prop2': 'l1 prop2'},
   'l2': {'l2_prop1': 'l2 prop1',
    'l2_prop2': 'l2 prop2',
    'l21': {'l21_prop1': 'l2.1 prop1', 'l21_prop2': 'l2.1 prop2'}}}},
 'obj1': {'prop1': 'Base Property 1',
  'prop2': 'Base Property 2',
  'name': 'Base Name',
  'nested': {'l1': {'l1_prop1': 'l1 prop1', 'l1_prop2': 'l1 prop2'},
   'l2': {'l2_prop1': 'l2 prop1',
    'l2_prop2': 'l2 prop2',
    'l21': {'l21_prop1': 'l2.1 prop1', 'l21_prop2': 'l2.1 prop2'}}},
  'obj1_prop': 'obj1 property'},
 'obj2': {'prop1': 'Base Property 1',
  'prop2': 'Base Property 2',
  'name': 'obj2 name OVERRIDE',
  'nested': {'l1': {'l1_prop1': 'l1 prop1', 'l1_prop2': 'l1 prop2'},
   'l2': {'l2_prop1': 'l2 prop1',
    'l2_prop2': 'l2 prop2',
    'l21': {'l21_prop1': 'l2.1 prop1', 'l21_prop2': 'l2.1 prop2 OVERRIDE'}}},
  'obj2_prop': 'obj2 property'}}