[initial] first implementation of residual plotting (WIP)

tests/test_autopickstation/test_autopickstation.py

@@ -25,7 +25,7 @@ class HidePrints:
         if self.hide:
             self._original_stdout = sys.stdout
             devnull = open(os.devnull, "w")
-            sys.stdout = devnull
+            #sys.stdout = devnull
 
     def __exit__(self, exc_type, exc_val, exc_tb):
         if self.hide:
@@ -271,7 +271,7 @@ class TestAutopickStation(unittest.TestCase):
                   'fm': 'N', 'channel': None}}
         with HidePrints():
             result, station = autopickstation(wfstream=wfstream, pickparam=self.pickparam_taupy_disabled,
-                                              metadata=(None, None))
+                                              metadata=(None, None), iplot=2)
         compare_dicts(expected=expected['P'], result=result['P'], hint='P-')
         compare_dicts(expected=expected['S'], result=result['S'], hint='S-')
         self.assertEqual('GRA1', station)