--- /dev/null
+<module xmlns="urn:ietf:params:xml:ns:yang:yin:1" xmlns:mu="must"
+ name="must">
+ <yang-version value="1.1"></yang-version>
+ <namespace uri="must"></namespace>
+ <prefix value="mu"></prefix>
+ <revision date="1970-01-01"></revision>
+ <container name="root">
+ <presence value="false"></presence>
+ <config value="true"></config>
+ <status value="current"></status>
+ <action name="a">
+ <status value="current"></status>
+ <input>
+ <must condition="1!=0"></must>
+ </input>
+ <output>
+ <must condition="1!=0"></must>
+ </output>
+ </action>
+ </container>
+ <rpc name="r">
+ <status value="current"></status>
+ <input>
+ <must condition="1!=0"></must>
+ </input>
+ <output>
+ <must condition="1!=0"></must>
+ </output>
+ </rpc>
+ <notification name="n">
+ <must condition="1!=0"></must>
+ <status value="current"></status>
+ </notification>
+</module>
\ No newline at end of file