对于Python用户，可以尝试pyyaml-include。

安装

pip install pyyaml-include

使用

import yaml
from yamlinclude import YamlIncludeConstructor

YamlIncludeConstructor.add_to_loader_class(loader_class=yaml.FullLoader, base_dir='/your/conf/dir')

with open('0.yaml') as f:
    data = yaml.load(f, Loader=yaml.FullLoader)

print(data)

假设我们有这样的YAML文件:

├── 0.yaml
└── include.d
    ├── 1.yaml
    └── 2.yaml

1.Yaml的内容:

name: "1"

2.Yaml的内容:

name: "2"

按名称包含文件

顶层: 如果0。yaml是:

!include include.d/1.yaml

我们会得到:

{"name": "1"}

在映射: 如果0。yaml是:

file1: !include include.d/1.yaml
file2: !include include.d/2.yaml

我们会得到:

  file1:
    name: "1"
  file2:
    name: "2"

在序列: 如果0。yaml是:

files:
  - !include include.d/1.yaml
  - !include include.d/2.yaml

我们会得到:

files:
  - name: "1"
  - name: "2"

ℹ注意: 文件名可以是绝对的(如/usr/conf/1.5/ make .yml)或相对的(如../../cfg/img.yml)。

通过通配符包含文件

文件名可以包含shell样式的通配符。从通配符找到的文件中加载的数据将按顺序设置。

如果0。yaml是:

files: !include include.d/*.yaml

我们会得到:

files:
  - name: "1"
  - name: "2"

ℹ注意: 对于Python>=3.5，如果递归参数!include YAML标记为真，模式" ** "将匹配任何文件和零个或多个目录和子目录。 在大型目录树中使用“**”模式可能会因为递归搜索而消耗过多的时间。

为了启用递归参数，我们应该在映射或序列模式下编写!include标记:

序列模式参数:

!include [tests/data/include.d/**/*.yaml, true]

映射模式参数说明

!include {pathname: tests/data/include.d/**/*.yaml, recursive: true}

扩展@Josh_Bode的回答，这里是我自己的PyYAML解决方案，它的优点是yaml.Loader的一个自包含子类。它不依赖于任何模块级的全局变量，也不依赖于修改yaml模块的全局状态。

import yaml, os

class IncludeLoader(yaml.Loader):                                                 
    """                                                                           
    yaml.Loader subclass handles "!include path/to/foo.yml" directives in config  
    files.  When constructed with a file object, the root path for includes       
    defaults to the directory containing the file, otherwise to the current       
    working directory. In either case, the root path can be overridden by the     
    `root` keyword argument.                                                      

    When an included file F contain its own !include directive, the path is       
    relative to F's location.                                                     

    Example:                                                                      
        YAML file /home/frodo/one-ring.yml:                                       
            ---                                                                   
            Name: The One Ring                                                    
            Specials:                                                             
                - resize-to-wearer                                                
            Effects: 
                - !include path/to/invisibility.yml                            

        YAML file /home/frodo/path/to/invisibility.yml:                           
            ---                                                                   
            Name: invisibility                                                    
            Message: Suddenly you disappear!                                      

        Loading:                                                                  
            data = IncludeLoader(open('/home/frodo/one-ring.yml', 'r')).get_data()

        Result:                                                                   
            {'Effects': [{'Message': 'Suddenly you disappear!', 'Name':            
                'invisibility'}], 'Name': 'The One Ring', 'Specials':              
                ['resize-to-wearer']}                                             
    """                                                                           
    def __init__(self, *args, **kwargs):                                          
        super(IncludeLoader, self).__init__(*args, **kwargs)                      
        self.add_constructor('!include', self._include)                           
        if 'root' in kwargs:                                                      
            self.root = kwargs['root']                                            
        elif isinstance(self.stream, file):                                       
            self.root = os.path.dirname(self.stream.name)                         
        else:                                                                     
            self.root = os.path.curdir                                            

    def _include(self, loader, node):                                    
        oldRoot = self.root                                              
        filename = os.path.join(self.root, loader.construct_scalar(node))
        self.root = os.path.dirname(filename)                           
        data = yaml.load(open(filename, 'r'))                            
        self.root = oldRoot                                              
        return data                                                      

不，标准YAML不包括任何类型的“import”或“include”语句。

对于Python用户，可以尝试pyyaml-include。

安装

pip install pyyaml-include

使用

import yaml
from yamlinclude import YamlIncludeConstructor

YamlIncludeConstructor.add_to_loader_class(loader_class=yaml.FullLoader, base_dir='/your/conf/dir')

with open('0.yaml') as f:
    data = yaml.load(f, Loader=yaml.FullLoader)

print(data)

假设我们有这样的YAML文件:

├── 0.yaml
└── include.d
    ├── 1.yaml
    └── 2.yaml

1.Yaml的内容:

name: "1"

2.Yaml的内容:

name: "2"

按名称包含文件

顶层: 如果0。yaml是:

!include include.d/1.yaml

我们会得到:

{"name": "1"}

在映射: 如果0。yaml是:

file1: !include include.d/1.yaml
file2: !include include.d/2.yaml

我们会得到:

  file1:
    name: "1"
  file2:
    name: "2"

在序列: 如果0。yaml是:

files:
  - !include include.d/1.yaml
  - !include include.d/2.yaml

我们会得到:

files:
  - name: "1"
  - name: "2"

ℹ注意: 文件名可以是绝对的(如/usr/conf/1.5/ make .yml)或相对的(如../../cfg/img.yml)。

通过通配符包含文件

文件名可以包含shell样式的通配符。从通配符找到的文件中加载的数据将按顺序设置。

如果0。yaml是:

files: !include include.d/*.yaml

我们会得到:

files:
  - name: "1"
  - name: "2"

ℹ注意: 对于Python>=3.5，如果递归参数!include YAML标记为真，模式" ** "将匹配任何文件和零个或多个目录和子目录。 在大型目录树中使用“**”模式可能会因为递归搜索而消耗过多的时间。

为了启用递归参数，我们应该在映射或序列模式下编写!include标记:

序列模式参数:

!include [tests/data/include.d/**/*.yaml, true]

映射模式参数说明

!include {pathname: tests/data/include.d/**/*.yaml, recursive: true}

不幸的是，YAML在其标准中没有提供这个功能。

但是如果你正在使用Ruby，有一个gem通过扩展Ruby YAML库来提供你所要求的功能: https://github.com/entwanderer/yaml_extend

使用Symfony，它对yaml的处理将间接地允许您嵌套yaml文件。诀窍在于使用参数选项。例如:

common.yml

parameters:
    yaml_to_repeat:
        option: "value"
        foo:
            - "bar"
            - "baz"

config.yml

imports:
    - { resource: common.yml }
whatever:
    thing: "%yaml_to_repeat%"
    other_thing: "%yaml_to_repeat%"

其结果将与:

whatever:
    thing:
        option: "value"
        foo:
            - "bar"
            - "baz"
    other_thing:
        option: "value"
        foo:
            - "bar"
            - "baz"