Sample script to convert an xml file into a csv file

main.py

#!/usr/bin/env python3

"""
Sample script to convert an xml file into a csv file.

Dependencies:
http://pypi.python.org/pypi/beautifulsoup4
http://pypi.python.org/pypi/lxml
"""

import csv
import os

from bs4 import BeautifulSoup


_this_dir = os.path.dirname(os.path.abspath(__file__))

# Parses the xml file
with open(os.path.join(_this_dir, 'sample.xml')) as fhandle:
    soup = BeautifulSoup(fhandle.read(), 'xml')


if __name__ == '__main__':
    # Opens a csv file
    with open(os.path.join(_this_dir, 'sample.csv'), 'w') as fhandle:
        writer = csv.writer(fhandle)
        writer.writerow(('Title', 'Author', 'Genre'))
        for song in soup.find_all('song'):
            writer.writerow((song.title.text,
                             song.author.text,
                             song.genre.text))

sample.xml

<?xml version="1.0"?>
<list>
  <song>
    <title>Song 1</title>
    <author>Author 1</author>
    <genre>Genre 1</genre>
  </song>
  <song>
    <title>Song 2</title>
    <author>Author 2</author>
    <genre>Genre 2</genre>
  </song>
  <song>
    <title>Song 3</title>
    <author>Author 3</author>
    <genre>Genre 3</genre>
  </song>
</list>

Where can I add some encoding parameters? Thanks anyway