A simple YAML configuration loader
Project description
yamlc
yamlc 是一个简单的 Python 库,用于读取和管理 YAML 配置文件。它允许用户轻松加载、访问和重新加载配置。
特性
- 点语法访问嵌套的配置项。
- 支持重新加载配置文件。
- 可以设置配置文件路径。
安装
使用 pip 安装:
pip install yamlc
示例用法:
from yamlc import Yamlc
# 可选方法,用于加载 YAML 配置文件。若未调用,会在首次访问配置时自动加载。
# 未指定路径时,默认会在当前工作目录下查找 "config.yaml" 文件。
Yamlc.load()
# 自定义路径加载配置文件
Yamlc.load("/path/to/config.yaml")
# 获取配置项
value = Yamlc.get("database.host")
print(value) # 输出: localhost (假设配置文件中有此项)
# 获取配置项并指定默认值
value = Yamlc.get("database.host", default="localhost")
print(value) # 如果配置中没有 "database.host",则返回 "localhost"
# 获取 "database" 配置块
database_config = Yamlc.get("database")
print(database_config)
# 输出: {'host': 'localhost', 'port': 5432, 'username': 'user', 'password': 'pass'}
# 假设配置文件中有 "database" 配置块
重新加载配置文件
如果配置文件有修改,可以调用reload方法重新加载配置。
# 重新加载配置文件
Yamlc.reload()
配置文件示例
yaml配置文件格式如下所示:
database:
host: localhost
port: 5432
username: user
password: pass
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