Add option to run python scripts in entrypoint (#459)

* add option to also run python scripts

README.md

@@ -526,7 +526,7 @@ By default, the lockfile is generated in `/docker-entrypoint-initdb.d` but it ca
  -v /data:/data
  ```
 
-Currently, you can pass `.sql`, `.sql.gz` and `.sh` files as mounted volumes.
+Currently, you can pass `.sql`, `.sql.gz`, `.py` and `.sh` files as mounted volumes.
 
 ```shell
 docker run -d -v `pwd`/setup-db.sql:/docker-entrypoint-initdb.d/setup-db.sql kartoza/postgis

scripts/env-data.sh

@@ -474,6 +474,7 @@ function entry_point_script {
                       done
                   fi;;
                 *.sh)     echo "$0: running $f"; . "$f" || true;;
+                *.py)     echo "$0: running $f"; python3 "$f" || true;;
                 *)        echo "$0: ignoring $f" ;;
             esac
             echo