Update switch.py (#24)

Add schema, use f-strings

aiofreepybox/api/switch.py

@@ -3,6 +3,17 @@ class Switch:
     def __init__(self, access):
         self._access = access
 
+    switch_duplex = [
+        'auto',
+        'full',
+        'half'
+    ]
+
+    switch_port_configuration_schema = {
+        'duplex': switch_duplex[0],
+        'speed': ''
+    }
+
     async def get_status(self):
         '''
         Get Switch status
@@ -13,16 +24,16 @@ async def get_port_conf(self, port_id):
         '''
         Get port_id Port configuration
         '''
-        return await self._access.get('switch/port/{0}'.format(port_id))
+        return await self._access.get(f'switch/port/{port_id}')
 
-    async def set_port_conf(self, port_id, conf):
+    async def set_port_conf(self, port_id, switch_port_configuration=switch_port_configuration_schema):
         '''
         Update port_id Port configuration with conf dictionary
         '''
-        await self._access.put('switch/port/{0}'.format(port_id), conf)
+        await self._access.put(f'switch/port/{port_id}', switch_port_configuration)
 
     async def get_port_stats(self, port_id):
         '''
         Get port_id Port stats
         '''
-        return await self._access.get('switch/port/{0}/{1}'.format(port_id, 'stats'))
+        return await self._access.get(f'switch/port/{port_id}/stats')