Changes

- Remove Validate badge
- Update documentation
- Small cosmetic code changes

README.md

@@ -1,5 +1,3 @@
-[![Validate](https://github.com/myhomeiot/DahuaVTO/workflows/Validate/badge.svg)](https://github.com/myhomeiot/DahuaVTO/actions)
-
 A Home Assistant custom integration for control Dahua VTO/VTH devices.
 
 The following models are reported as working:
@@ -155,6 +153,7 @@ Possible that in your case the `State` will be different and this depends from t
 | 1, 2  | Call/Ring |
 | 5     | Call answered from VTH |
 | 6     | Call **not** answered |
+| 7     | VTH calling VTO |
 | 8     | Unlock |
 | 9     | Unlock failed |
 | 11    | Unknown, as result of **magicBox.getExitTime** command after VTO reboot |
@@ -199,6 +198,7 @@ logger:
 # Useful Links
 
 - [@mcw0 Dahua-JSON-Debug-Console-v2.py](https://github.com/mcw0/Tools)
+- [@Antori91 Dahua-VTH-SecPanel.py](https://github.com/Antori91/Home_Automation/blob/master/Alarm%20Server/Dahua-VTH-SecPanel.py)
 - [Dahua intercom - API](https://ipcamtalk.com/threads/dahua-intercom-api-for-vth1550ch.45455)
 - ftp://ftp.asm.cz/Dahua/videovratni
 

custom_components/dahua_vto/sensor.py

@@ -77,7 +77,7 @@ def connection_lost(self, exc):
         if self.heartbeat is not None:
             self.heartbeat.cancel()
             self.heartbeat = None
-        if not self.on_connection_lost.done():
+        if not self.on_connection_lost.cancelled():
             self.on_connection_lost.set_result(True)
 
     def hashed_password(self, random, realm):
@@ -121,8 +121,8 @@ def data_received(self, data):
             while len(self.chunk) > 0:
                 if len(self.chunk) < self.header_len:
                     break
-                packet_proto, *_, packet_len = struct.unpack(
-                    DAHUA_HEADER_FORMAT, self.chunk[0:self.header_len])
+                packet_proto, *_, packet_len = struct.unpack_from(
+                    DAHUA_HEADER_FORMAT, self.chunk)
                 if packet_proto != DAHUA_PROTO_DHIP:
                     raise Exception("Wrong proto")
                 tail = self.header_len + packet_len
@@ -132,7 +132,7 @@ def data_received(self, data):
                     "utf-8", "ignore")
                 self.chunk = self.chunk[tail:]
 
-                _LOGGER.debug("<<< {}".format(packet.strip("\n")))
+                _LOGGER.debug("<<< {}".format(packet.rstrip()))
                 message = json.loads(packet)
 
                 if self.on_response is not None \