Not setting MySQL root password to make playbook idempotent

roles/ispmail-database/tasks/main.yml

@@ -1,14 +1,16 @@
 ---
 - name: Installing required Python mysqldb module for Ansible to manage databases
   apt: pkg=python-mysqldb state=installed
+# - name: Creating my-cnf for root user
+#   template: src=root-my-cnf.j2 dest=/root/.my.cnf mode=0600
 - name: creating mailserver MySQL database
   mysql_db: name=mailserver state=present
 - name: copying MySQL database schema to server
   copy: src=schema.sql dest=/tmp
 - name: setting up SQL schema of mailserver database
   mysql_db: name=mailserver state=import target=/tmp/schema.sql
-- name: set the MySQL root user's password
-  mysql_user: name=root password={{ispmail_mysql_root_password}} state=present
+# - name: set the MySQL root user's password
+  # mysql_user: name=root password={{ispmail_mysql_root_password}} state=present
 - name: creating MySQL user to read the mailserver database
   mysql_user: name=mailuser password={{ispmail_mysql_mailuser_password}} priv=mailserver.*:SELECT,INSERT,UPDATE,DELETE state=present
 - name: copying MySQL test data to server