Removed type hints for supporting python3.5 and below

Author: ryanhz

osdp/_bus.py

@@ -91,7 +91,7 @@ def run_polling_loop(self):
 
 				last_message_sent_time = datetime.now()
 
-				reply: Reply = None
+				reply = None
 				try:
 					reply = self.send_command_and_receive_reply(data, command, device)
 				except:
@@ -136,7 +136,7 @@ def process_reply(self, reply: Reply, device: Device):
 			self._on_reply_received(reply)
 
 	def send_command_and_receive_reply(self, data: bytearray, command: Command, device: Device) -> Reply:
-		command_data: bytes = None
+		command_data = None
 		try:
 			command_data = command.build_command(device)
 		except:

osdp/_reply.py

@@ -23,22 +23,22 @@ def __init__(self, data: bytes, connection_id: UUID, issuing_command: Command, d
 		self._address = data[1] & self.ADDRESS_MASK
 		self._sequence = data[4] & 0x03
 
-		is_using_crc: bool = (data[4] & 0x04)!=0
-		reply_message_footer_size: int = 2 if is_using_crc else 1
+		is_using_crc = (data[4] & 0x04)!=0
+		reply_message_footer_size = 2 if is_using_crc else 1
 
-		is_secure_control_block_present: bool = (data[4] & 0x08)!=0
-		secure_block_size: int = (data[5] & 0xFF) if is_secure_control_block_present else 0
+		is_secure_control_block_present = (data[4] & 0x08)!=0
+		secure_block_size = (data[5] & 0xFF) if is_secure_control_block_present else 0
 		self._security_block_type = (data[6] & 0xFF) if is_secure_control_block_present else 0
 		self._secure_block_data = data[(self.REPLY_MESSAGE_HEADER_SIZE + 2):][:(secure_block_size-2)] if is_secure_control_block_present else b''
 
-		mac_size: int = self.MAC_SIZE if self.is_secure_message else 0
-		message_length: int = len(data) - (reply_message_footer_size + mac_size)
+		mac_size = self.MAC_SIZE if self.is_secure_message else 0
+		message_length = len(data) - (reply_message_footer_size + mac_size)
 
 		self._mac = data[message_length:][:mac_size]
 		self._type = ReplyType(data[self.REPLY_TYPE_INDEX + secure_block_size] & 0xFF)
 
-		data_start: int = self.REPLY_MESSAGE_HEADER_SIZE + secure_block_size + 1
-		data_end: int = - reply_message_footer_size - mac_size
+		data_start = self.REPLY_MESSAGE_HEADER_SIZE + secure_block_size + 1
+		data_end = - reply_message_footer_size - mac_size
 		self._extract_reply_data = data[data_start:data_end]
 
 		if self.security_block_type==SecurityBlockType.ReplyMessageWithDataSecurity.value: