CallDistanceTransceiver.py: rename receive_character() to receive_symbol()

The name receive_symbol() is more appropriate because the function
receives Morse symbols, not directly text characters.

diff --git a/src/savemysugar/CallDistanceTransceiver.py b/src/savemysugar/CallDistanceTransceiver.py
index d05236b..f04c533 100755 (executable)
--- a/src/savemysugar/CallDistanceTransceiver.py
+++ b/src/savemysugar/CallDistanceTransceiver.py
@@ -290,7 +290,7 @@ class CallDistanceTransceiver(object):
 
         self.end_of_message = False
 
-    def receive_character(self):
+    def receive_symbol(self):
         current_ring_time = time.time()
 
         if self.previous_ring_time == -1:
@@ -341,7 +341,7 @@ class CallDistanceTransceiver(object):
     def receive_loop(self):
         while not self.end_of_message:
             self.modem.get_response("RING")
-            self.receive_character()
+            self.receive_symbol()
             logging.debug("Current message: %s", self.morse_message)
 
         self.end_of_message = False