fix up stupid debug message

diff --git a/sql-edition/servers/VendServer.py b/sql-edition/servers/VendServer.py
index 0f1daec..31365f9 100755 (executable)
--- a/sql-edition/servers/VendServer.py
+++ b/sql-edition/servers/VendServer.py
@@ -204,7 +204,7 @@ class MessageKeeper:
 
 def run_forever(rfh, wfh, options, cf):
        v = VendingMachine(rfh, wfh)
-       logging.debug('PING is', v.ping())
+       logging.debug('PING is' + str(v.ping()))
 
        if USE_DB: db = DispenseDatabase(v, cf.DBServer, cf.DBName, cf.DBUser, cf.DBPassword)
        cur_user = ''