flake8: enable more mandatory tests

electrum/gui/kivy/nfc_scanner/__init__.py

@@ -12,7 +12,7 @@ class NFCBase(Widget):
     '''
 
     payload = ObjectProperty(None)
-    '''This is the data gotten from the tag. 
+    '''This is the data gotten from the tag.
     '''
 
     def nfc_init(self):

electrum/gui/kivy/nfc_scanner/scanner_android.py

@@ -46,7 +46,7 @@ class ScannerAndroid(NFCBase):
         global app
         app = App.get_running_app()
 
-        # Make sure we are listening to new intent 
+        # Make sure we are listening to new intent
         activity.bind(on_new_intent=self.on_new_intent)
 
         # Configure nfc
@@ -55,7 +55,7 @@ class ScannerAndroid(NFCBase):
         # Check if adapter exists
         if not self.nfc_adapter:
             return False
-        
+
         # specify that we want our activity to remain on top when a new intent
         # is fired
         self.nfc_pending_intent = PendingIntent.getActivity(context, 0,
@@ -131,7 +131,7 @@ class ScannerAndroid(NFCBase):
         ''' This function is called when the application receives a
         new intent, for the ones the application has registered previously,
         either in the manifest or in the foreground dispatch setup in the
-        nfc_init function above. 
+        nfc_init function above.
         '''
 
         action_list = (NfcAdapter.ACTION_NDEF_DISCOVERED,)
@@ -214,7 +214,7 @@ class ScannerAndroid(NFCBase):
         ndef_record = NdefRecord(
                 NdefRecord.TNF_MIME_MEDIA,
                 'org.electrum.kivy', '', data)
-        
+
         # Create message
         ndef_message = NdefMessage([ndef_record])
 

electrum/gui/kivy/uix/__init__.py

@@ -1 +0,0 @@
- 

electrum/gui/kivy/uix/drawer.py

@@ -135,7 +135,7 @@ class Drawer(Factory.RelativeLayout):
         return
 
     def on_touch_move(self, touch):
-        if not touch.grab_current is self:
+        if touch.grab_current is not self:
             return
         self._touch = False
         # skip on tablet mode
@@ -175,7 +175,7 @@ class Drawer(Factory.RelativeLayout):
         return
 
     def on_touch_up(self, touch):
-        if not touch.grab_current is self:
+        if touch.grab_current is not self:
             return
 
         self._triigger_gc()

electrum/gui/kivy/util.py

@@ -3,12 +3,12 @@ from kivy.utils import get_color_from_hex, platform
 
 def address_colors(wallet, addr):
     """
-    Chooses the appropriate text color and background color to 
+    Chooses the appropriate text color and background color to
     mark receiving, change and billing addresses.
 
     Returns: color, background_color
     """
-    
+
     # modified colors (textcolor, background_color) from electrum/gui/qt/util.py
     GREEN = ("#000000", "#8af296")
     YELLOW = ("#000000", "#ffff00")