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Annotation of cdli/searchIndex.py, revision 1.1

1.1     ! dwinter     1: #!/usr/bin/env python
        !             2: from PyLucene import QueryParser, IndexSearcher, StandardAnalyzer, FSDirectory
        !             3: from PyLucene import VERSION, LUCENE_VERSION
        !             4: 
        !             5: """
        !             6: This script is loosely based on the Lucene (java implementation) demo class 
        !             7: org.apache.lucene.demo.SearchFiles.  It will prompt for a search query, then it
        !             8: will search the Lucene index in the current directory called 'index' for the
        !             9: search query entered against the 'contents' field.  It will then display the
        !            10: 'path' and 'name' fields for each of the hits it finds in the index.  Note that
        !            11: search.close() is currently commented out because it causes a stack overflow in
        !            12: some cases.
        !            13: """
        !            14: def run(searcher, analyzer):
        !            15:     while True:
        !            16:         print
        !            17:         print "Hit enter with no input to quit."
        !            18:         command = raw_input("Query:")
        !            19:         if command == '':
        !            20:             return
        !            21: 
        !            22:         print
        !            23:         print "Searching for:", command
        !            24:         query = QueryParser("contents", analyzer).parse(command)
        !            25:         hits = searcher.search(query)
        !            26:         print "%s total matching documents." % hits.length()
        !            27:         for i, doc in hits:
        !            28:             print 'name:', doc.get("name"),doc.get("line")
        !            29:         print doc.get("contents")
        !            30: 
        !            31: if __name__ == '__main__':
        !            32:     STORE_DIR = "index"
        !            33:     print 'PyLucene', VERSION, 'Lucene', LUCENE_VERSION
        !            34:     directory = FSDirectory.getDirectory(STORE_DIR, False)
        !            35:     searcher = IndexSearcher(directory)
        !            36:     analyzer = StandardAnalyzer()
        !            37:     run(searcher, analyzer)
        !            38:     searcher.close()