Add support for a TextPacket, as sent using the UART module in the AdaFruit BlueTooth app

Author: TonyLHansen

adafruit_bluefruit_connect/packet.py

@@ -94,24 +94,24 @@ def from_stream(cls, stream):
             if not start:
                 # Timeout: nothing read.
                 return None
+
             if start == b"!":
                 # Found start of packet.
                 packet_type = stream.read(1)
                 if not packet_type:
                     # Timeout: nothing more read.
                     return None
                 break
+
             # Didn't find a packet start.
-            else:
-                text_packet_cls = cls._type_to_class.get(b"TX", None)
-                # Is TextPacket registered?
-                # If so, read an entire line and pass that to TextPacket.
-                if text_packet_cls:
-                    ln = stream.readline()
-                    packet = bytes(start + ln)
-                    return text_packet_cls(packet)
-
-                # else loop and try again.
+	    text_packet_cls = cls._type_to_class.get(b"TX", None)
+	    # Is TextPacket registered?
+	    # If so, read an entire line and pass that to TextPacket.
+	    if text_packet_cls:
+		packet = bytes(start + stream.readline())
+		return text_packet_cls(packet)
+
+	    # else loop and try again.
 
         header = bytes(start + packet_type)
         packet_class = cls._type_to_class.get(header, None)