Update links to chenditc/investment_data to always point to latest release

README.md

@@ -196,9 +196,9 @@ Also, users can install the latest dev version ``Qlib`` by the source code accor
 
 ## Data Preparation
 ❗ Due to more restrict data security policy. The offical dataset is disabled temporarily. You can try [this data source](https://github.com/chenditc/investment_data/releases) contributed by the community.
-Here is an example to download the data updated on 20240809.
+Here is an example to download the latest data.
 ```bash
-wget https://github.com/chenditc/investment_data/releases/download/2024-08-09/qlib_bin.tar.gz
+wget https://github.com/chenditc/investment_data/releases/latest/download/qlib_bin.tar.gz
 mkdir -p ~/.qlib/qlib_data/cn_data
 tar -zxvf qlib_bin.tar.gz -C ~/.qlib/qlib_data/cn_data --strip-components=1
 rm -f qlib_bin.tar.gz

examples/benchmarks_dynamic/README.md

@@ -7,7 +7,7 @@ The table below shows the performances of different solutions on different forec
 ## Alpha158 Dataset
 Here is the [crowd sourced version of qlib data](data_collector/crowd_source/README.md): https://github.com/chenditc/investment_data/releases
 ```bash
-wget https://github.com/chenditc/investment_data/releases/download/20220720/qlib_bin.tar.gz
+wget https://github.com/chenditc/investment_data/releases/latest/download/qlib_bin.tar.gz
 mkdir -p ~/.qlib/qlib_data/cn_data
 tar -zxvf qlib_bin.tar.gz -C ~/.qlib/qlib_data/cn_data --strip-components=2
 rm -f qlib_bin.tar.gz

scripts/README.md

@@ -71,6 +71,6 @@ qlib.init(provider_uri=provider_uri, region=REG_CN)
 ## Use Crowd Sourced Data
 The is also a [crowd sourced version of qlib data](data_collector/crowd_source/README.md): https://github.com/chenditc/investment_data/releases
 ```bash
-wget https://github.com/chenditc/investment_data/releases/download/20220720/qlib_bin.tar.gz
+wget https://github.com/chenditc/investment_data/releases/latest/download/qlib_bin.tar.gz
 tar -zxvf qlib_bin.tar.gz -C ~/.qlib/qlib_data/cn_data --strip-components=2
 ```

scripts/data_collector/crowd_source/README.md

@@ -16,9 +16,9 @@ The packaged docker runtime is hosted on dockerhub: https://hub.docker.com/repos
 
 ## How to use it in qlib
 ### Option 1: Download release bin data
-User can download data in qlib bin format and use it directly: https://github.com/chenditc/investment_data/releases/tag/20220720
+User can download data in qlib bin format and use it directly: https://github.com/chenditc/investment_data/releases/latest
 ```bash
-wget https://github.com/chenditc/investment_data/releases/download/20220720/qlib_bin.tar.gz
+wget https://github.com/chenditc/investment_data/releases/latest/download/qlib_bin.tar.gz
 tar -zxvf qlib_bin.tar.gz -C ~/.qlib/qlib_data/cn_data --strip-components=2
 ```