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Update Data Updating Docs (microsoft#1203)
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* Update README.md

* Update README.md

* Update README.md
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you-n-g authored Jul 15, 2022
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2 changes: 2 additions & 0 deletions README.md
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@@ -197,6 +197,8 @@ We recommend users to prepare their own data if they have a high-quality dataset
>
> It is recommended that users update the data manually once (--trading_date 2021-05-25) and then set it to update automatically.
>
> **NOTE**: Users can't incrementally update data based on the offline data provided by Qlib(some fields are removed to reduce the data size). Users should use [yahoo collector](https://github.com/microsoft/qlib/tree/main/scripts/data_collector/yahoo#automatic-update-of-daily-frequency-datafrom-yahoo-finance) to download Yahoo data from scratch and then incrementally update it.
>
> For more information, please refer to: [yahoo collector](https://github.com/microsoft/qlib/tree/main/scripts/data_collector/yahoo#automatic-update-of-daily-frequency-datafrom-yahoo-finance)

* Automatic update of data to the "qlib" directory each trading day(Linux)
3 changes: 3 additions & 0 deletions scripts/data_collector/yahoo/README.md
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@@ -157,6 +157,9 @@ pip install -r requirements.txt
### Automatic update of daily frequency data(from yahoo finance)
> It is recommended that users update the data manually once (--trading_date 2021-05-25) and then set it to update automatically.
>
> **NOTE**: Users can't incrementally update data based on the offline data provided by Qlib(some fields are removed to reduce the data size). Users should use [yahoo collector](https://github.com/microsoft/qlib/tree/main/scripts/data_collector/yahoo#automatic-update-of-daily-frequency-datafrom-yahoo-finance) to download Yahoo data from scratch and then incrementally update it.
>

* Automatic update of data to the "qlib" directory each trading day(Linux)
* use *crontab*: `crontab -e`

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