chg: [doc] old Python 3 upgrade added

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Alexandre Dulaunoy 2019-07-05 16:33:58 +02:00
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@ -159,3 +159,11 @@ If AIL framework is not started, it's required to start it before the crawler se
Then starting the crawler service (if you follow the procedure above) Then starting the crawler service (if you follow the procedure above)
- ```./bin/LAUNCH.sh -c``` - ```./bin/LAUNCH.sh -c```
#### Old updates
##### Python 3 Upgrade
To upgrade from an existing AIL installation, you have to launch [python3_upgrade.sh](./python3_upgrade.sh), this script will delete and create a new virtual environment. The script **will upgrade the packages but won't keep your previous data** (neverthless the data is copied into a directory called `old`). If you install from scratch, you don't require to launch the [python3_upgrade.sh](./python3_upgrade.sh).