From fc2f7b3b8e33c1af3601267b42e55bd5c6d55d4f Mon Sep 17 00:00:00 2001
From: chikangxi <chikangxi@hotmail.com>
Date: Fri, 19 Mar 2021 18:41:09 +0800
Subject: [PATCH] fix python code that can not run alone

---
 docs/solutions/face_detection.md | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/docs/solutions/face_detection.md b/docs/solutions/face_detection.md
index f04af27d7..5f9a01fc7 100644
--- a/docs/solutions/face_detection.md
+++ b/docs/solutions/face_detection.md
@@ -77,7 +77,9 @@ Supported configuration options:
 ```python
 import cv2
 import mediapipe as mp
-mp_face_detction = mp.solutions.face_detection
+mp_face_detection = mp.solutions.face_detection
+mp_drawing = mp.solutions.drawing_utils
+file_list = []
 
 # For static images:
 with mp_face_detection.FaceDetection(
@@ -124,6 +126,7 @@ with mp_face_detection.FaceDetection(
       for detection in results.detections:
         mp_drawing.draw_detection(image, detection)
     cv2.imshow('MediaPipe Face Detection', image)
+    #Press ESC to quit.
     if cv2.waitKey(5) & 0xFF == 27:
       break
 cap.release()