Add support for VMB8PB (#64)

* Add support for VMB8PB

* Black code formatting

Author: bdewitte123

velbus/modules/vmbpbn.py

@@ -169,6 +169,21 @@ def number_of_channels(self):
         return 8
 
 
+class VMB8PBModule(VMB2PBNModule):
+    """
+    Velbus input module with 8 channels
+    """
+
+    def __init__(self, module_type, module_name, module_address, controller):
+        super().__init__(module_type, module_name, module_address, controller)
+        for channel in list(range(1, self.number_of_channels() + 1)):
+            self._is_enabled[channel] = True
+
+    def number_of_channels(self):
+        return 8
+
+
 register_module("VMB2PBN", VMB2PBNModule)
 register_module("VMB6PBN", VMB6PBNModule)
 register_module("VMB8PBU", VMB8PBUModule)
+register_module("VMB8PB", VMB8PBModule)