Fix broken code

sso.py

@@ -7,7 +7,7 @@
 
 def hyvorTalkSignon(user):
     userData = base64.b64encode(json.dumps(user).encode()).decode()
-    hash = hmac.new(HYVOR_TALK_SSO_PRIVATE_KEY, userData.encode(), sha1).hexdigest().rstrip("\n")
+    hash = hmac.new(HYVOR_TALK_SSO_PRIVATE_KEY, userData.encode(), digestmod="sha1").hexdigest().rstrip("\n")
 
     return {
         'hash': hash,
@@ -43,4 +43,4 @@ def hyvorTalkSignon(user):
 <script async type="text/javascript" src="//talk.hyvor.com/web-api/embed"></script>""" % {
     'hash': signon['hash'],
     'userData': signon['userData'],
-}
+}