please leave messages that need to be read on tony sidaway's talk page this bot is approved and doesn't need a flag except for tests it's inactive the software it runs is called it's open source bsd license and written in compiled chicken scheme purpose this is to be a general purpose query engine for english wikipedia using a simple functional programming interface to permit queries of varying complexity to be performed and the results delivered to a nominated page in the user's userspace and optionally sent to the user's enabled email address query language the query language is based on scheme a dialect of the lisp family if you can write a simple lisp expression you can query this bot typical query functions will look like whatlinkshere page produces a list of pages that link to the page editorsof page datetime since datetime to produces a list of unique usernames and ip numbers identifying all editors of the page editsof page datetime since datetime to produces a list of edits to the page editsby username ip datetime since datetime to produces a list of edits by the user apply expr par list applies the single expression with optional parameters to the list map expr par list maps the single expression with optional parameters to the each member of the list list expr composes a list of the expressions email expr sends the result of evaluating the expression in email the result will also appear on the wiki using the bot to register to use the bot you must edit the bulleted list of usernames at user tonybot users to add a link to a page in your userspace if you simply add your userpage user example then tonybot will use the page user example tonybot to communicate with you if you add another page in your userspace then it will use that page instead of user example tonybot to make a query edit your tonybot page to add the query tonybot will execute the query and edit your tonybot page to provide a link to a page containing the results this will be at user tonybot example n where n is a numeric value which has meaning only to the bot limitations queries that take too long to execute may be stopped before completion queries that are judged too complex will be rejected queries that return very large volumes of data may be rejected or cut short the value of too long too complex and very large may vary over time in an unpredictable way conditions of use this bot is an experimental service and is provided as is queries are run at the discretion of the bot operator and subject to the operational requirements of wikipedia's services it may be subject to unplanned outages and may disappear without warning at the discretion of the operator and subject to the wishes of the community all queries must be made by registered wikipedia users in public on the wiki the bot owner reserves the right for good reason and with the interests of wikipedia in mind to refuse access to any user the reason for refusal will be stated publicly on the user's talk page and may be subject to revision if you can somehow successfully cajole persuade or provide reasonable reassurances see also bot policy wp bot wikipedia bots requests for approval tonybot