diff --git a/NLiteAVDemo-Android-Java/workflow/config_stub.py b/NLiteAVDemo-Android-Java/workflow/config_stub.py
index 6e0d1f5..895a9dd 100644
--- a/NLiteAVDemo-Android-Java/workflow/config_stub.py
+++ b/NLiteAVDemo-Android-Java/workflow/config_stub.py
@@ -1,38 +1,38 @@
-# import re
-# import sys
-# import os
-#
-# APP_CONFIG_FILE = sys.argv[1]
-# APP_KEY = sys.argv[2]
-# BASE_URL = sys.argv[3]
-#
-#
-# # Stub a string with a evironment variable
-# def stubString(searchPattern, rejectPattern, searchtText, replacement, desc):
-# 	searchRet = re.search(searchPattern, searchtText).group()
-# 	if re.search("\"{}\"".format(rejectPattern), searchRet) is not None:
-# 		print
-# 		"A valid {} is submitted!".format(desc)
-# 		sys.exit(1)
-#
-# 	# Stub valid key and write back
-# 	ret = re.sub('\"\S+\"', "\"{}\"".format(replacement), searchRet)
-# 	ret = re.sub(searchPattern, ret, searchtText)
-# 	return ret
-#
-#
-# # Read heaer file
-#
-# io = open(APP_CONFIG_FILE, "r+")
-# text = io.read()
-#
-# ret = stubString("std::string\sappKey\s?=\s?\"\S*\";", "^[a-f0-9]{32}$", text, APP_KEY, 'APP_KEY')
-# ret = stubString("std::string\sbaseURL\s?=\s?\"\S*\";",
-# 				 "(?:rtmp:\/\/)[\w.-]+(?:\.[\w\.-]+)+[\w\-\._~:/?#[\]@!\$&'\(\)\*\+,;=.]+", ret,
-# 				 BASE_URL, 'BASE_URL')
-#
-# io.seek(0)
-# io.write(ret)
-# io.truncate()
-#
-# io.close()
+import re
+import sys
+import os
+
+APP_CONFIG_FILE = sys.argv[1]
+APP_KEY = sys.argv[2]
+BASE_URL = sys.argv[3]
+
+
+# Stub a string with a evironment variable
+def stubString(searchPattern, rejectPattern, searchtText, replacement, desc):
+	searchRet = re.search(searchPattern, searchtText).group()
+	if re.search("\"{}\"".format(rejectPattern), searchRet) is not None:
+		print
+		"A valid {} is submitted!".format(desc)
+		sys.exit(1)
+
+	# Stub valid key and write back
+	ret = re.sub('\"\S+\"', "\"{}\"".format(replacement), searchRet)
+	ret = re.sub(searchPattern, ret, searchtText)
+	return ret
+
+
+# Read heaer file
+
+io = open(APP_CONFIG_FILE, "r+")
+text = io.read()
+
+ret = stubString("std::string\sappKey\s?=\s?\"\S*\";", "^[a-f0-9]{32}$", text, APP_KEY, 'APP_KEY')
+ret = stubString("std::string\sbaseURL\s?=\s?\"\S*\";",
+				 "(?:rtmp:\/\/)[\w.-]+(?:\.[\w\.-]+)+[\w\-\._~:/?#[\]@!\$&'\(\)\*\+,;=.]+", ret,
+				 BASE_URL, 'BASE_URL')
+
+io.seek(0)
+io.write(ret)
+io.truncate()
+
+io.close()