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introduced proposed suggestions related to the documentation

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pauliyobo 2021-09-04 23:44:27 +02:00
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guide/src/for_developers/preprocessors.md
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@ -115,8 +115,8 @@ For everything else, have a look [at the complete example][example].
## implementing a preprocessor with a different language
The fact that mdBook utilizes stdin and stdout to communicate with the preprocessors makes it easy to implement them in a language other than Rust.
The following code shows how to implement a simple preprocessor in python, which will modify the content of the first chapter.
The example will follow the configuration shown above with `preprocessor.foo.command` actually pointing to a python script. The code of said script is below:
The following code shows how to implement a simple preprocessor in Python, which will modify the content of the first chapter.
The example below follows the configuration shown above with `preprocessor.foo.command` actually pointing to a Python script.
```python
import json
@ -129,9 +129,8 @@ if __name__ == '__main__':
# then we are good to return an exit status code of 0, since the other argument will just be the renderer's name
sys.exit(0)
# we will load both the context and the book representations from stdin
stdin = sys.stdin
context, book = json.load(stdin)
# load both the context and the book representations from stdin
context, book = json.load(sys.stdin)
# and now, we can just modify the content of the first chapter
book['sections'][0]['Chapter']['content'] = '# Hello'
# we are done with the book's modification, we can just print it to stdout,