Run yapf on all python files in the repo

Signed-off-by: Ravago Jones <ravagojones@gmail.com>
Change-Id: I221e04c3f517fab8535b22551553799e0fee7a80
diff --git a/build_tests/python_opencv.py b/build_tests/python_opencv.py
index c4d8591..5f5f1aa 100644
--- a/build_tests/python_opencv.py
+++ b/build_tests/python_opencv.py
@@ -3,4 +3,4 @@
 import cv2
 
 if __name__ == '__main__':
-  cv2.SIFT_create()
+    cv2.SIFT_create()