通用配置文件分析器
cincoconfig的Python项目详细描述
Cinco配置
下一代通用配置文件分析器。配置文件结构已定义 通过编程和表达式，不需要创建类和继承。
让我们直奔主题：
# app_config.pyimportgetpassfromcincoconfigimport*# first, define the configuration's schema -- the fields available that# customize the application's or library's behaviorschema=Schema()schema.mode=ApplicationModeField(default='production')# nested configurations are built on the fly# http is now a subconfigschema.http.port=PortField(default=8080,required=True)# each field has its own validation rules that are run anytime the config# value is loaded from disk or modified by the user.# here, this field only accepts IPv4 network addresses and the user is# required to define this field in the configuration file.schema.http.address=IPv4AddressField(default='127.0.0.1',required=True)schema.http.ssl.enabled=BoolField(default=False)schema.http.ssl.cafile=FilenameField()schema.http.ssl.keyfile=FilenameField()schema.http.ssl.certfile=FilenameField()schema.db.host=HostnameField(allow_ipv4=True,required=True,default='localhost')schema.db.port=PortField(default=27017,required=True)schema.db.name=StringField(default='my_app',required=True)schema.db.user=StringField(default='admin')# some configuration values are sensitive, such as credentials, so# cincoconfig provides config value encryption when the value is# saved to disk via the SecureFieldschema.db.password=SecureField()# once a schema is defined, build the actual configuration object# that can load config files from disk and interact with the valuesconfig=schema()# print the set http portprint(config.http.port)# >>> 8080config.db.password=getpass.getpass("Enter Password: ")# < 'password'# set a config value manuallyifconfig.mode=='production':config.db.name=config.db.name+'_production'print(config.dumps(format='json',pretty=True).decode())# {# "mode": "production",# "http": {# "port": 8080,# "address": "127.0.0.1"# "ssl": {# "enabled": false# }# },# "db": {# "host": "localhost",# "port": 27017,# "name": "my_app_production",# "user": "admin",# "password": {# "method": "best",# "ciphertext": "<ciphertext>"# }# }# }
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