LiteyukiBot/docs/dev/api/config.md

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---
title: liteyuki.config
---
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### *func* `flat_config() -> dict[str, Any]`
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**说明**: 扁平化配置文件
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{a:{b:{c:1}}} -> {"a.b.c": 1}
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**参数**:
> - config: 配置项目
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**返回**: 扁平化后的配置文件,但也包含原有的键值对
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<details>
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<summary> <b>源代码</b> </summary>
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```python
def flat_config(config: dict[str, Any]) -> dict[str, Any]:
"""
扁平化配置文件
{a:{b:{c:1}}} -> {"a.b.c": 1}
Args:
config: 配置项目
Returns:
扁平化后的配置文件,但也包含原有的键值对
"""
new_config = copy.deepcopy(config)
for key, value in config.items():
if isinstance(value, dict):
for k, v in flat_config(value).items():
new_config[f'{key}.{k}'] = v
return new_config
```
</details>
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### *func* `load_from_yaml() -> dict[str, Any]`
**说明**: Load config from yaml file
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<details>
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<summary> <b>源代码</b> </summary>
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```python
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def load_from_yaml(file_: str) -> dict[str, Any]:
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"""
Load config from yaml file
"""
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logger.debug(f'Loading YAML config from {file_}')
config = yaml.safe_load(open(file_, 'r', encoding='utf-8'))
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return flat_config(config if config is not None else {})
```
</details>
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### *func* `load_from_json() -> dict[str, Any]`
**说明**: Load config from json file
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<details>
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<summary> <b>源代码</b> </summary>
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```python
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def load_from_json(file_: str) -> dict[str, Any]:
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"""
Load config from json file
"""
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logger.debug(f'Loading JSON config from {file_}')
config = json.load(open(file_, 'r', encoding='utf-8'))
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return flat_config(config if config is not None else {})
```
</details>
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### *func* `load_from_toml() -> dict[str, Any]`
**说明**: Load config from toml file
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<details>
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<summary> <b>源代码</b> </summary>
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```python
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def load_from_toml(file_: str) -> dict[str, Any]:
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"""
Load config from toml file
"""
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logger.debug(f'Loading TOML config from {file_}')
config = toml.load(open(file_, 'r', encoding='utf-8'))
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return flat_config(config if config is not None else {})
```
</details>
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### *func* `load_from_files(*, no_warning: bool = False) -> dict[str, Any]`
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**说明**: 从指定文件加载配置项,会自动识别文件格式
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默认执行扁平化选项
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<details>
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<summary> <b>源代码</b> </summary>
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```python
def load_from_files(*files: str, no_warning: bool=False) -> dict[str, Any]:
"""
从指定文件加载配置项,会自动识别文件格式
默认执行扁平化选项
"""
config = {}
for file in files:
if os.path.exists(file):
if file.endswith(('.yaml', 'yml')):
config.update(load_from_yaml(file))
elif file.endswith('.json'):
config.update(load_from_json(file))
elif file.endswith('.toml'):
config.update(load_from_toml(file))
elif not no_warning:
logger.warning(f'Unsupported config file format: {file}')
elif not no_warning:
logger.warning(f'Config file not found: {file}')
return config
```
</details>
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### *func* `load_configs_from_dirs(*, no_waring: bool = False) -> dict[str, Any]`
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**说明**: 从目录下加载配置文件,不递归
按照读取文件的优先级反向覆盖
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默认执行扁平化选项
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<details>
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<summary> <b>源代码</b> </summary>
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```python
def load_configs_from_dirs(*directories: str, no_waring: bool=False) -> dict[str, Any]:
"""
从目录下加载配置文件,不递归
按照读取文件的优先级反向覆盖
默认执行扁平化选项
"""
config = {}
for directory in directories:
if not os.path.exists(directory):
if not no_waring:
logger.warning(f'Directory not found: {directory}')
continue
for file in os.listdir(directory):
if file.endswith(_SUPPORTED_CONFIG_FORMATS):
config.update(load_from_files(os.path.join(directory, file), no_warning=no_waring))
return config
```
</details>
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### *func* `load_config_in_default(no_waring: bool = False) -> dict[str, Any]`
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**说明**: 从一个标准的轻雪项目加载配置文件
项目目录下的config.*和config目录下的所有配置文件
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项目目录下的配置文件优先
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<details>
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<summary> <b>源代码</b> </summary>
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```python
def load_config_in_default(no_waring: bool=False) -> dict[str, Any]:
"""
从一个标准的轻雪项目加载配置文件
项目目录下的config.*和config目录下的所有配置文件
项目目录下的配置文件优先
"""
config = load_configs_from_dirs('config', no_waring=no_waring)
config.update(load_from_files('config.yaml', 'config.toml', 'config.json', 'config.yml', no_warning=no_waring))
return config
```
</details>