## distributions.from_json()


A distribution from a document written by [to_json](distributions.to_json.md#prospicio.distributions.to_json), as the class of


Usage


``` python
distributions.from_json(text)
```


its family.


## Parameters


`text: str`  


## Returns


`a distribution`  


## Raises


`ValueError`  
If the document is malformed, of another format or a newer version, or its parameters are out of range.