New ansible module netconf_rpc (#40358)

* New ansible module netconf_rpc

* add integration test for module netconf_rpc

* pep8/meta-data corrections

* usage of jxmlease for all XML processing
separation of attributes "rpc" and "content"

* removed unused imports
improved error handling

* fixed pep8

* usage of ast.literal_eval instead of eval
added description to SROS integration test for cases commented out

lib/ansible/module_utils/network/netconf/netconf.py

@@ -48,13 +48,13 @@ def get_capabilities(module):
     return module._netconf_capabilities
 
 
-def lock_configuration(x, target=None):
-    conn = get_connection(x)
+def lock_configuration(module, target=None):
+    conn = get_connection(module)
     return conn.lock(target=target)
 
 
-def unlock_configuration(x, target=None):
-    conn = get_connection(x)
+def unlock_configuration(module, target=None):
+    conn = get_connection(module)
     return conn.unlock(target=target)
 
 
@@ -104,3 +104,13 @@ def get(module, filter, lock=False):
             conn.unlock(target='running')
 
     return response
+
+
+def dispatch(module, request):
+    conn = get_connection(module)
+    try:
+        response = conn.dispatch(request)
+    except ConnectionError as e:
+        module.fail_json(msg=to_text(e, errors='surrogate_then_replace').strip())
+
+    return response