only print logs on failure

conftest.py

@@ -133,8 +133,9 @@ def testdevices(flasheddevices):
         devices = {'dut': dut, 'tester': tester}
         LOGGER.info(f'Test devices: {devices}')
 
-        # Start RTT logging
-
         yield devices
 
+        LOGGER.info(f'[{dut_dk.segger_id}] DUT logs:\n{dut_dk.log}')
+        LOGGER.info(f'[{tester_dk.segger_id}] Tester logs:\n{tester_dk.log}')
+
         LOGGER.debug('closing RPC channels')

pytest.ini

@@ -1,7 +1,14 @@
 [pytest]
 filterwarnings =
     ignore:.*JLink module.*:PendingDeprecationWarning
+
+# Logging
+log_level = INFO
+log_format = %(asctime)s [%(levelname)8s] %(message)s (%(filename)s:%(lineno)s)
+log_date_format=%Y-%m-%d %H:%M:%S
+
+# Live console logs
 log_cli = 1
-log_cli_level = INFO
+log_cli_level = WARNING
 log_cli_format = %(asctime)s [%(levelname)8s] %(message)s (%(filename)s:%(lineno)s)
 log_cli_date_format=%Y-%m-%d %H:%M:%S

targettest/targettest/devkit.py

@@ -144,7 +144,6 @@ def stop_logging(self):
             self.rtt.close()
         finally:
             LOGGER.debug(f'[{self.segger_id}] logging stopped')
-            LOGGER.info(f'[{self.segger_id}] device logs:\n{self.log}')
 
     def open(self, open_emu=True):
         LOGGER.debug(f'[{self.segger_id}] devkit open')