python - Fetch and write CLOB type values from oracle to a file -

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i new python, , have questions, , please:

i trying processing on data in python. need connect db , data, 300,000 rows of type clob. column in db has content (text), urls , html tags, thats how have set up, cant change that. project (phase one) go through column in table in db , extract urls, using beautifulsoup url extraction, have part done. getting data (clob) out of db , storing file (i guess doesn't have csv, 1 decided try csv) thats having problems with.
how row of data after fetching code, notice double quotes, in actual db there 1 double quote only:

()

here code: 

import csv   import cx_oracle  sql = """select target_values temp_ip_url_backup""";   filename="results.csv"    results=csv.writer(file, dialect='excel')   connection = cx_oracle.connect('db connection stuff')   cursor = connection.cursor()   cursor.execute(sql)   rows = cursor.fetchall()   row in rows:        results.writerow(row)   cursor.close()   connection.close()   file.close()

first question: why file coming doubled double quotes?
second question: understand result coming tuples, how convert string , store in file?

your answers highly appreciated. thank you.


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