docs: update outdated requirements and reference links (#1239)

Copilot · web-flow · commit c7bf73f1987c · 2026-05-16T01:23:00.000+09:00
- aligned docs Python requirement with package metadata (`CPython >= 3.9`) - updated outdated DB-API/MySQL/Python links to current HTTPS URLs - updated Sphinx intersphinx mapping to `https://docs.python.org/3`
diff --git a/docs/source/conf.py b/docs/source/conf.py
@@ -273,4 +273,4 @@
 
 
 # Example configuration for intersphinx: refer to the Python standard library.
-intersphinx_mapping = {"http://docs.python.org/": None}
+intersphinx_mapping = {"https://docs.python.org/3": None}
diff --git a/docs/source/modules/index.rst b/docs/source/modules/index.rst
@@ -5,7 +5,7 @@ If you are looking for information on a specific function, class or
 method, this part of the documentation is for you.
 
 For more information, please read the `Python Database API specification
-<https://www.python.org/dev/peps/pep-0249>`_.
+<https://peps.python.org/pep-0249/>`_.
 
 .. toctree::
   :maxdepth: 2
diff --git a/docs/source/user/installation.rst b/docs/source/user/installation.rst
@@ -18,15 +18,15 @@ Requirements
 
 * Python -- one of the following:
 
-  - CPython_ >= 3.7
+  - CPython_ >= 3.9
   - Latest PyPy_ 3
 
 * MySQL Server -- one of the following:
 
   - MySQL_ >= 5.7
   - MariaDB_ >= 10.3
 
-.. _CPython: http://www.python.org/
-.. _PyPy: http://pypy.org/
-.. _MySQL: http://www.mysql.com/
+.. _CPython: https://www.python.org/
+.. _PyPy: https://pypy.org/
+.. _MySQL: https://www.mysql.com/
 .. _MariaDB: https://mariadb.org/
diff --git a/docs/source/user/resources.rst b/docs/source/user/resources.rst
@@ -4,11 +4,11 @@
 Resources
 ============
 
-DB-API 2.0: http://www.python.org/dev/peps/pep-0249
+DB-API 2.0: https://peps.python.org/pep-0249/
 
-MySQL Reference Manuals: http://dev.mysql.com/doc/
+MySQL Reference Manuals: https://dev.mysql.com/doc/
 
 MySQL client/server protocol:
-http://dev.mysql.com/doc/internals/en/client-server-protocol.html
+https://dev.mysql.com/doc/dev/mysql-server/latest/PAGE_PROTOCOL.html
 
 PyMySQL mailing list: https://groups.google.com/forum/#!forum/pymysql-users

Original file line number	Diff line number	Diff line change
`@@ -273,4 +273,4 @@`
`273`	`273`
`274`	`274`
`275`	`275`	`# Example configuration for intersphinx: refer to the Python standard library.`
`276`		`-intersphinx_mapping = {"http://docs.python.org/": None}`
	`276`	`+intersphinx_mapping = {"https://docs.python.org/3": None}`