#1 Moved SatInfo to own file

seatalk/__init__.py

@@ -21,3 +21,4 @@
 from seatalk.s53_course_over_ground import CourseOverGround
 from seatalk.s54_gmt_time import GMT_Time
 from seatalk.s56_date import Date
+from seatalk.s57_sat_info import SatInfo

seatalk/s57_sat_info.py

@@ -0,0 +1,23 @@
+from seatalk.seatalk_datagram import SeatalkDatagram
+
+
+class SatInfo(SeatalkDatagram):
+    """
+    57  S0  DD      Sat Info: S number of sats, DD horiz. dilution of position, if S=1 -> DD=0x94
+                    Corresponding NMEA sentences: GGA, GSA
+    """
+    seatalk_id = 0x57
+    data_length = 0
+
+    def __init__(self, amount_satellites=None, horizontal_dilution=None):
+        SeatalkDatagram.__init__(self)
+        self.amount_satellites = amount_satellites
+        self.horizontal_dilution = horizontal_dilution
+
+    def process_datagram(self, first_half_byte, data):
+        self.amount_satellites = first_half_byte
+        self.horizontal_dilution = data[0]
+
+    def get_seatalk_datagram(self):
+        first_byte = (self.amount_satellites << 4) | self.data_length
+        return bytearray([self.seatalk_id, first_byte, self.horizontal_dilution])

seatalk/seatalk_datagram.py

@@ -345,27 +345,6 @@ def __init__(self, increment_decrement=0, key=None):
         _KeyStroke.__init__(self, increment_decrement=increment_decrement, key=key)
 
 
-class SatInfo(SeatalkDatagram):
-    """
-    57  S0  DD      Sat Info: S number of sats, DD horiz. dilution of position, if S=1 -> DD=0x94
-                    Corresponding NMEA sentences: GGA, GSA
-    """
-    seatalk_id = 0x57
-    data_length = 0
-
-    def __init__(self, amount_satellites=None, horizontal_dilution=None):
-        SeatalkDatagram.__init__(self)
-        self.amount_satellites = amount_satellites
-        self.horizontal_dilution = horizontal_dilution
-
-    def process_datagram(self, first_half_byte, data):
-        self.amount_satellites = first_half_byte
-        self.horizontal_dilution = data[0]
-
-    def get_seatalk_datagram(self):
-        first_byte = (self.amount_satellites << 4) | self.data_length
-        return bytearray([self.seatalk_id, first_byte, self.horizontal_dilution])
-
 
 class PositionDatagram(SeatalkDatagram):
     """