with sqlite3.connect('pandemic.db') as conn:
    tobedone = """SELECT pos FROM table ORDER BY pos ASC;"""
    cursor.execute( tobedone )
    conn.commit()
    answerZ = cursor.fetchall ()
    posnew = answerZ [2]
    maxposnew = posnew [0]
    tobedone = '''UPDATE epTBL SET pos = ABS(RANDOM() % 70);'''
    cursor.execute( tobedone )
    conn.commit()
    tobedone = '''UPDATE epTBL SET pos = %s;''' % (maxposnew)
    cursor.execute( tobedone )
    conn.commit()
    tobedone = '''UPDATE epTBL SET pos = ABS(RANDOM() % %s);''' % (maxposnew)
    cursor.execute( tobedone )
    conn.commit()