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Update searchengine.py #2

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5 changes: 5 additions & 0 deletions chapter4/searchengine.py
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Original file line number Diff line number Diff line change
Expand Up @@ -76,6 +76,11 @@ def separatewords(self,text):

# Return true if this url is already indexed
def isindexed(self,url):
u=self.con.execute("select rowid from urllist where url='%s'" % url).fetchone()
if u!=None:
# Check if it has actually been crawled
v=self.con.execute( 'select * from wordlocation where urlid=%d' % u[0]).fetchone()
if v!=None: return True
return False

# Add a link between two pages
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