chore: check-pack-prerequisites checks for python 3.8 now (#28054)

Minimum required version enforced by jsii-pacmak.

----

*By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license*

CONTRIBUTING.md

@@ -106,7 +106,7 @@ The following tools need to be installed on your system prior to installing the
   - We recommend using a version in [Active LTS](https://nodejs.org/en/about/releases/)
 - [Yarn >= 1.19.1, < 2](https://yarnpkg.com/lang/en/docs/install)
 - [.NET SDK >= 6.0.x](https://www.microsoft.com/net/download)
-- [Python >= 3.6.5, < 4.0](https://www.python.org/downloads/release/python-365/)
+- [Python >= 3.8.0, < 4.0](https://www.python.org/downloads/release/python-380/)
 - [Docker >= 19.03](https://docs.docker.com/get-docker/)
   - the Docker daemon must also be running
 

README.md

@@ -23,7 +23,7 @@ The CDK is available in the following languages:
 
 * JavaScript, TypeScript ([Node.js ≥ 14.15.0](https://nodejs.org/download/release/latest-v14.x/))
   * We recommend using a version in [Active LTS](https://nodejs.org/en/about/previous-releases)
-* Python ([Python ≥ 3.6](https://www.python.org/downloads/))
+* Python ([Python ≥ 3.8](https://www.python.org/downloads/))
 * Java ([Java ≥ 8](https://www.oracle.com/technetwork/java/javase/downloads/index.html) and [Maven ≥ 3.5.4](https://maven.apache.org/download.cgi))
 * .NET ([.NET ≥ 6.0](https://dotnet.microsoft.com/download))
 * Go ([Go ≥ 1.16.4](https://golang.org/))

scripts/check-pack-prerequisites.sh

@@ -86,9 +86,9 @@ else
     wrong_version
 fi
 
-# [Python >= 3.6.5, < 4.0]
+# [Python >= 3.8.0, < 4.0]
 app="python3"
-app_min="3.6.5"
+app_min="3.8.0"
 check_which $app $app_min
 app_v=$(${app} --version)
 echo -e "Checking $app version... \c"