Fix typo and add support for new RHEL/CentOS

.gitignore

@@ -1,2 +1,4 @@
 pkg/*
 !pkg/.keep
+
+__pycache__

README

@@ -1,6 +1,10 @@
+Note: Updated and works (at least for me) in Python 3
+
+
 PBS Tools
 Copyright 2005-2019, Ohio Supercomputer Center
 Copyright 2008-2015, University of Tennessee
+Copyright 2021-2025, Chen Chen
 
 Website:  http://www.osc.edu/~troy/pbstools/
 Git repo:  https://github.com/tabaer/pbstools
@@ -60,9 +64,9 @@ Database/web tools:
 Note:  these all assume a MySQL DB back end running on the same server
 as pbs_server and PHP-enabled httpd.
 
-etc/create-tables.sql -- Create "pbsacct" database, table, and two
+etc/create-tables.mysql -- Create "pbsacct" database, table, and two
 user accounts (pbsacct and webapp) used by the other DB tools.  To
-initialize, run "mysql -u root -p passwd <create-tables.sql".
+initialize, run "mysql -u root -p passwd <create-tables.mysql".
 
 sbin/job-db-update -- Parses PBS job accounting records and inserts
 them into DB.