| Index: sitescripts/crawler/README.md | 
| =================================================================== | 
| --- a/sitescripts/crawler/README.md | 
| +++ b/sitescripts/crawler/README.md | 
| @@ -42,3 +42,17 @@ | 
| python -m sitescripts.crawler.bin.extract_sites > sites.sql | 
|  | 
| Now you can execute the insert statements from _crawler.sql_. | 
| + | 
| +Extracting domain-specific filters | 
| +-------------------------------- | 
| + | 
| +Make _filter\_list\_repository_ in the _crawler_ configuration section | 
| +point to the local Mercurial repository of a filter list. | 
| + | 
| +You also have to set _domain\_specific\_filter\_files_ to a comma | 
| +separated list of files in the filter list repository that contain | 
| +domain-specific rules. | 
| + | 
| +Then execute the following: | 
| + | 
| +    python -m sitescripts.crawler.bin.extract_filters > filters.sql | 
|  |