Test creating folders.

app.py

@@ -15,8 +15,13 @@ def run_cmd(command):
 
 def inference(img):
     _id = randint(1, 10000)
-    #INPUT_DIR = "/tmp/input_image" + str(_id) + "/"
+    INPUT_DIR = "/tmp/input_image" + str(_id) + "/"
     OUTPUT_DIR = "/tmp/output_image" + str(_id) + "/"
+    run_cmd("rm -rf " + INPUT_DIR)
+    run_cmd("rm -rf " + OUTPUT_DIR)
+    run_cmd("mkdir " + INPUT_DIR)
+    run_cmd("mkdir " + OUTPUT_DIR)
+
     img.save(OUTPUT_DIR + "1.jpg", "JPEG")
     return os.path.join(OUTPUT_DIR, "1_out.jpg")