CallDistanceTransceiver.py: consider possible delays in transmit_symbol()

[SaveMySugar/python3-savemysugar.git] / src / measure_call_setup_time.py

diff --git a/src/measure_call_setup_time.py b/src/measure_call_setup_time.py
index 4de937c..57bf49a 100755 (executable)
--- a/src/measure_call_setup_time.py
+++ b/src/measure_call_setup_time.py
@@ -28,9 +28,8 @@ class Ring(object):
 
 def on_ring():
     if Ring.time == -1:
-        print("First ring")
         Ring.time = time.time()
-        raise StopIteration("We just want the first ring")
+        raise StopIteration("Got the ring we were waiting for")
 
 
 def measure_call_setup_time(ingoing_port, outgoing_port, destination_number):
@@ -48,7 +47,7 @@ def measure_call_setup_time(ingoing_port, outgoing_port, destination_number):
 
     for i in range(5):
         print()
-        print("Attempt: %s" % (i + 1))
+        print("Call: %s" % (i + 1))
         outgoing_modem.send_command("ATDT" + destination_number + ";")
         dial_time = time.time()
 
@@ -61,26 +60,16 @@ def measure_call_setup_time(ingoing_port, outgoing_port, destination_number):
 
         hangup_time = time.time()
 
-        # When dialing with an analog modem I noticed that if calls are
-        # separated one from another they take less time to set up, this
-        # may be due to how an analog modem works: getting it on-hook and
-        # off-hook takes quite some time.
-        inter_call_sleep = 5.2
-        print("After hangup sleeping %.2f sec..." % inter_call_sleep)
-        time.sleep(inter_call_sleep)
-
         call_setup_time = Ring.time - dial_time
         min_call_setup_time = min(min_call_setup_time, call_setup_time)
         max_call_setup_time = max(max_call_setup_time, call_setup_time)
         avg_call_setup_time = cumulative_average(avg_call_setup_time,
                                                  i + 1,
                                                  call_setup_time)
-        uncertainty = (max_call_setup_time - min_call_setup_time) / 2.
         print("Call setup time: %f" % call_setup_time)
         print("Min call setup time: %f" % min_call_setup_time)
         print("Max call setup time: %f" % max_call_setup_time)
         print("Average call setup time: %f" % avg_call_setup_time)
-        print("Call setup time uncertainty: %f" % uncertainty)
         print()
 
         call_time = hangup_time - dial_time
@@ -90,8 +79,17 @@ def measure_call_setup_time(ingoing_port, outgoing_port, destination_number):
         print("Min call time: %f" % min_call_time)
         print("Max call time: %f" % max_call_time)
         print()
+
         Ring.time = -1
 
+        # When dialing with an analog modem I noticed that if calls are
+        # separated one from another they take less time to set up, this
+        # may be due to how an analog modem works: getting it on-hook and
+        # off-hook takes quite some time.
+        inter_call_sleep = 5.2
+        print("Sleeping %.2f sec before the next call..." % inter_call_sleep)
+        time.sleep(inter_call_sleep)
+
 
 def main():
     import sys