add

 # inventory file for az1
 # auto generated at 2019-10-31 08:56:00
 
+[zookeeper]
+10.66.4.3
+10.66.4.4
+10.66.4.5
+10.66.4.8
+10.66.4.9
+
 [nameservers]
 10.66.4.18
 10.66.4.17

@@ -8,8 +8,6 @@
       private: no
       default: "false"
   tasks:
-    - debug:
-        msg:  "echo {{ zookeeper[1]}}"
     - name: change zookeeper value
       shell: "sh /Data/local/zookeeper-3.4.7/bin/zkCli.sh  set  /yh/config/{{item}} {{degrade}}"
       with_items: 

 # inventory file for az2
 # auto generated at {{time_now}}
 
+[zookeeper]
+172.31.9.148
+
 [nameservers]
 172.31.9.217
 

 # inventory file for az1
 # auto generated at {{time_now}}
- 
+
+[zookeeper]
+10.66.4.3
+
 [nameservers]
 10.66.4.18
 10.66.4.17

 # inventory file for az1
 # auto generated at {{time_now}}
 
+[zookeeper]
+10.66.4.3
+
 [nameservers]
 10.66.4.18
 10.66.4.17