fx/doc/python.md

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2022-05-10 19:39:30 +00:00
# Python Reducers
If any additional arguments was passed, **fx** converts it to a function which
takes the JSON as an argument named `x`.
```sh
export FX_LANG=python
```
Or
```sh
export FX_LANG=python3
```
Example:
```sh
fx data.json '[x["age"] + i for i in range(10)]'
```
## Dot
Fx supports simple syntax for accessing data, which can be used with any `FX_LANG`.
```sh
$ echo '{"foo": [{"bar": "value"}]}' | fx .foo[0].bar
value
```