updated scraoper

rowers/integrations/__init__.py

@@ -14,6 +14,6 @@ importsources = {
     'nk': NKIntegration,
     'tp':TPIntegration,
     'rp3':RP3Integration,
-    'polar': PolarIntegration
+    'polar': PolarIntegration,
 }
 

rowers/integrations/nk.py

@@ -269,7 +269,7 @@ class NKIntegration(SyncIntegration):
 
     def open(self, *args, **kwargs) -> str:
         r = self.rower
-        if (r.nktoken == '') or (r.nktoken is None):  # pragma: no cover
+        if not r.nktoken:  # pragma: no cover
             raise NoTokenError("User has no token")
         else:
             if (timezone.now() > r.nktokenexpirydate):