py version

Mr-Milk · Mr-Milk · commit 7a26ce1a0922 · 2022-07-07T12:04:27.000+08:00
diff --git a/README.md b/README.md
@@ -40,6 +40,8 @@ SpatialTis is an ultra-fast spatial analysis toolkit for large-scale spatial sin
 
 ### pypi
 
+SpatialTis requires **Python >= 3.8**.
+
 ![Version Support](https://img.shields.io/pypi/pyversions/spatialtis?style=flat-square)
 
 ```shell
diff --git a/docs/source/usage/installation.rst b/docs/source/usage/installation.rst
@@ -1,7 +1,9 @@
 Installation
 ============
 
-SpatialTis requires **Python >= 3.7**, it's recommended that you install it in a new environment.
+SpatialTis requires **Python >= 3.8**.
+
+.. |Version Support| image:: https://img.shields.io/pypi/pyversions/spatialtis?style=flat-square
 
 PYPI
 ----
