fixed the linting issue

Author: Tejaswi-Kumar

face_recognition/face_recognition.py

@@ -37,8 +37,8 @@ def classify_face(im):
     cam.saveSnapshot('~/faces/image.jpg')
     time.sleep(5)
     img = cv2.imread(im, 1)
-    #img = cv2.resize(img, (0, 0), fx=0.5, fy=0.5)
-    #img = img[:,:,::-1]
+    # img = cv2.resize(img, (0, 0), fx=0.5, fy=0.5)
+    # img = img[:,:,::-1]
 
     face_locations = fr.face_locations(img)
     unknown_face_encodings = fr.face_encodings(img, face_locations)
@@ -59,12 +59,12 @@ def classify_face(im):
 
         for (top, right, bottom, left), name in zip(face_locations, face_names):
             # Draw a box around the face
-            cv2.rectangle(img, (left-20, top-20),
-                          (right+20, bottom+20), (255, 0, 0), 2)
+            cv2.rectangle(img, (left - 20, top - 20),
+                          (right + 20, bottom + 20), (255, 0, 0), 2)
 
             # Draw a label with a name below the face
-            cv2.rectangle(img, (left-20, bottom - 15),
-                          (right+20, bottom+20), (255, 0, 0), cv2.FILLED)
+            cv2.rectangle(img, (left - 20, bottom - 15),
+                          (right + 20, bottom + 20), (255, 0, 0), cv2.FILLED)
             font = cv2.FONT_HERSHEY_DUPLEX
             cv2.putText(img, name, (left - 20, bottom + 15),
                         font, 1.0, (255, 255, 255), 2)