yaml转储不带引号的python字典

data = {
    'name': 'John Doe',
    'age': 30,
    'city': 'New York'
}

name: "John Doe"
age: 30
city: "New York"

name: John Doe
age: 30
city: New York

pip install ruamel.yaml

from ruamel.yaml import YAML
from ruamel.yaml.scalarstring import DoubleQuotedScalarString

data = {
    'name': 'John Doe',
    'age': 30,
    'city': 'New York'
}

yaml = YAML()
yaml.default_style = DoubleQuotedScalarString

yaml.dump(data, sys.stdout)

name: John Doe
age: 30
city: New York