我试图使用^{!include
指令。我试图在源文件中遵循工作过的示例,但收到一个神秘的错误。有没有关于如何使用这个软件包的教程,或者有人能指出我在下面的例子中的错误
对于两个YAML文件,founder.yaml
founder: &alice
name: Alice P. Smith
birthdate: 29 February 1970
pref-pronouns: she/her
和org.yaml
!exclude includes:
- !include founder.yaml
organization:
name: The Eudaimonia Fund
tagline: Promoting a better life for all
founder: <<: *alice
board:
- name: Jane Person
birthdate: September 1, 1970
role: secretary
- <<: *alice
role: chair
这个剧本
#!/usr/bin/python
import ruamel.yaml
from ccorp.ruamel.yaml.include import YAML
reader = YAML(typ='safe', pure=True)
reader.allow_duplicate_keys = True
with open('org.yaml', 'r') as g:
data = reader.load(g)
print("Ccorp Ruamel Yaml Include")
print(data)
答复是:
Traceback (most recent call last):
File "ccorp-ruamel-yaml-test.py", line 11, in <module>
data = reader.load(g)
File "/Users/<uname>/Library/Python/3.8/lib/python/site-packages/ruamel/yaml/main.py", line 343, in load
return constructor.get_single_data()
File "/Users/<uname>/Library/Python/3.8/lib/python/site-packages/ruamel/yaml/constructor.py", line 111, in get_single_data
node = self.composer.get_single_node()
File "/Users/<uname>/Library/Python/3.8/lib/python/site-packages/ruamel/yaml/composer.py", line 78, in get_single_node
document = self.compose_document()
File "/Users/<uname>/Library/Python/3.8/lib/python/site-packages/ruamel/yaml/composer.py", line 101, in compose_document
node = self.compose_node(None, None)
File "/Users/<uname>/Library/Python/3.8/lib/python/site-packages/ruamel/yaml/composer.py", line 138, in compose_node
node = self.compose_mapping_node(anchor)
File "/usr/local/lib/python3.8/site-packages/ccorp/ruamel/yaml/include/__init__.py", line 38, in compose_mapping_node
return self.__compose_dispatch(anchor, MappingNode, super().compose_mapping_node)
File "/usr/local/lib/python3.8/site-packages/ccorp/ruamel/yaml/include/__init__.py", line 27, in __compose_dispatch
return compositor(anchor)
File "/Users/<uname>/Library/Python/3.8/lib/python/site-packages/ruamel/yaml/composer.py", line 218, in compose_mapping_node
item_value = self.compose_node(node, item_key)
File "/Users/<uname>/Library/Python/3.8/lib/python/site-packages/ruamel/yaml/composer.py", line 136, in compose_node
node = self.compose_sequence_node(anchor)
File "/usr/local/lib/python3.8/site-packages/ccorp/ruamel/yaml/include/__init__.py", line 35, in compose_sequence_node
return self.__compose_dispatch(anchor, SequenceNode, super().compose_sequence_node)
File "/usr/local/lib/python3.8/site-packages/ccorp/ruamel/yaml/include/__init__.py", line 27, in __compose_dispatch
return compositor(anchor)
File "/Users/<uname>/Library/Python/3.8/lib/python/site-packages/ruamel/yaml/composer.py", line 180, in compose_sequence_node
node.value.append(self.compose_node(node, index))
File "/Users/<uname>/Library/Python/3.8/lib/python/site-packages/ruamel/yaml/composer.py", line 134, in compose_node
node = self.compose_scalar_node(anchor)
File "/usr/local/lib/python3.8/site-packages/ccorp/ruamel/yaml/include/__init__.py", line 32, in compose_scalar_node
return self.__compose_dispatch(anchor, ScalarNode, super().compose_scalar_node)
File "/usr/local/lib/python3.8/site-packages/ccorp/ruamel/yaml/include/__init__.py", line 29, in __compose_dispatch
return compositor(self, anchor)
File "/usr/local/lib/python3.8/site-packages/ccorp/ruamel/yaml/include/__init__.py", line 106, in include_compositor
yaml = self.loader.fork()
File "/usr/local/lib/python3.8/site-packages/ccorp/ruamel/yaml/include/__init__.py", line 99, in fork
yaml = type(self)(typ=self.typ, pure=self.pure)
File "/usr/local/lib/python3.8/site-packages/ccorp/ruamel/yaml/include/__init__.py", line 64, in __init__
raise Exception("Can't do typ={} parsing w/ composition time directives!".format(kwargs['typ']))
Exception: Can't do typ=['safe'] parsing w/ composition time directives!
从第7行的读取器初始化中删除一个或两个参数(typ=['safe']
或pure=True
)会产生相同的错误
我做错了什么
这个错误看起来有点神秘,但它是准确的。Include是一个合成时间扩展,换句话说,它发生在解释yaml的合成阶段,不能在安全模式下使用
在查看init参数时,您的思路是正确的,安全模式是默认模式,因此去掉它们并没有帮助,但您需要加入允许扩展的参数,我记不清确切的细节
看起来ruamel.yaml和ccorp.ruamel.yaml.include之间存在类型不匹配
在ruamel.yaml中,“typ”类型是一个列表(line 65)
在example.py中,应该是
以及在init.py
完成这两个更改后,它工作正常
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