diff --git a/plyer/facades/uniqueid.py b/plyer/facades/uniqueid.py
index 9ff83bb2c..d916f01b1 100644
--- a/plyer/facades/uniqueid.py
+++ b/plyer/facades/uniqueid.py
@@ -7,7 +7,7 @@ class UniqueID(object):
     * **OS X**: Serial number of the device
     * **Linux**: Serial number using lshw
     * **Windows**: MachineGUID from regkey
-    
+
     .. versionadded:: 1.2.0
 
     .. versionchanged:: 1.2.4
diff --git a/plyer/platforms/android/uniqueid.py b/plyer/platforms/android/uniqueid.py
index 1d77f4a8d..b8561de4a 100644
--- a/plyer/platforms/android/uniqueid.py
+++ b/plyer/platforms/android/uniqueid.py
@@ -4,12 +4,13 @@
 
 Secure = autoclass('android.provider.Settings$Secure')
 
+
 class AndroidUniqueID(UniqueID):
 
     def _get_uid(self):
         return Secure.getString(activity.getContentResolver(),
-                              Secure.ANDROID_ID)
+                                Secure.ANDROID_ID)
 
 
 def instance():
-    return AndroidUniqueID()
\ No newline at end of file
+    return AndroidUniqueID()
diff --git a/plyer/tools/pep8checker/pep8.py b/plyer/tools/pep8checker/pep8.py
index 5daeb4339..63a78e259 100644
--- a/plyer/tools/pep8checker/pep8.py
+++ b/plyer/tools/pep8checker/pep8.py
@@ -1337,11 +1337,11 @@ def check_all(self, expected=None, line_offset=0):
                     col = offset + pos - part.rfind('\n') + 1
                     if sre.group(0)[0] == '.':
                         self.report_error(line, col,
-                           'E289 Too many spaces after period.  Use only one.',
+                           'E289 Too many spaces after period. Use only one.',
                            check=None)
                     elif sre.group(0)[0] == ',':
                         self.report_error(line, col,
-                           'E288 Too many spaces after comma.  Use only one.',
+                           'E288 Too many spaces after comma. Use only one.',
                            check=None)
                     else:
                         self.report_error(line, col,