bug fix

app.py

@@ -1,10 +1,11 @@
-import subprocess
+from subprocess import Popen, PIPE, STDOUT
 import gradio as gr
 
 def run(input_image):
     output = subprocess.check_output(["chmod", "a+x", "bin/detect-image"])
-    output = subprocess.check_output("bin/detect-image")
-    return output.decode("utf-8")
+    cmd = 'bin/detect-image'
+    p = Popen(cmd, shell=True, stdin=PIPE, stdout=PIPE, stderr=STDOUT, close_fds=True)
+    return p.stdout.read()
 
 gr.Interface(
     fn=run,