hyperestraier のpython native bindingを作りました．それのサンプルコードを載せておきます．rubynativeのexamplesをpython nativeのコードに書き直したものです．

インデックスに文書をPUTするgather.py

# -*- coding: utf-8 -*- try : from _estraiernative import * except ImportError : import sys; sys.path.insert(0, ‘../’) from _estraiernative import * # create the database object db = Database() # open the database if not db.open(“casket”, Database.DBWRITER | Database.DBCREAT) : print “error: %sn” % db.err_msg(db.error()) raise SystemExit(1) # create a document object doc = Document() # add attributes to the document object doc.add_attr(“@uri”, “http://estraier.gov/example.txt”) doc.add_attr(“@title”, “Over the Rainbow”) # add the body text to the document object doc.add_text(“Somewhere over the rainbow. Way up high.”) doc.add_text(“There’s a land that I heard of once in a lullaby.”) # register the document object to the database if not db.put_doc(doc, Database.PDCLEAN) : print “error: %sn” % db.err_msg(db.error()) raise SystemExit(1) print “db.put_doc()” # close the database if not db.close() : print “error: %sn” % db.err_msg(db.error()) raise SystemExit(1) print “db.close()”

インデックスから文書を検索するsearch.py

# -*- coding: utf-8 -*- try : from _estraiernative import * except ImportError : import sys; sys.path.insert(0, ‘../’) from _estraiernative import * # create the database object db = Database() # open the database if not db.open(“casket”, Database.DBREADER) : print “error: %sn”, db.err_msg(db.error) raise SystemExit(1) # create a search condition object cond = Condition() # set the search phrase to the search condition object cond.set_phrase(“rainbow AND lullaby”) # get the result of search result = db.search(cond) # for each document in the result dnum = result.doc_num() for i in range(0, dnum) : # retrieve the document object doc = db.get_doc(result.get_doc_id(i), 0) if doc is None : continue # display attributes uri = doc.attr(“@uri”) if uri : print “URI: %s”, uri title = doc.attr(“@title”) if title : print “Title: %s”, title # display the body text for text in doc.texts() : print “%s”, text # close the database if not db.close() : print “error: %s”, db.err_msg(db.error)