Python example to connect in JBoss EAP CLI

Issue

We are not able to connect to the Domain controller using a Python CLI script.

WARN: can't find jboss-cli.xml. Using default configuration values.
WARN: can't find jboss-cli.xml. Using default configuration values.
Sep 18, 2018 11:57:21 AM org.jboss.remoting3.EndpointImpl <clinit>
INFO: JBoss Remoting version 5.0.8.Final-redhat-1
Sep 18, 2018 11:57:21 AM org.xnio.Xnio <clinit>
INFO: XNIO version 3.5.5.Final-redhat-1
Sep 18, 2018 11:57:21 AM org.xnio.nio.NioXnio <clinit>
INFO: XNIO NIO Implementation Version 3.5.5.Final-redhat-1
Sep 18, 2018 11:57:22 AM org.wildfly.security.Version <clinit>
INFO: ELY00001: WildFly Elytron version 1.1.10.Final-redhat-1
Traceback (most recent call last):
  File "/tmp/connectJBossCLI.py", line 52, in <module>
    cli.connect(admin_ipaddr,adminnative_portaddr,admin_usr,admin_pwd)
        at org.jboss.as.cli.scriptsupport.CLI.doConnect(CLI.java:307)
        at org.jboss.as.cli.scriptsupport.CLI.connect(CLI.java:193)
        at org.jboss.as.cli.scriptsupport.CLI.connect(CLI.java:151)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)

java.lang.IllegalStateException: java.lang.IllegalStateException: Unable to connect to controller.