A script to process azw3, epub, and mobi into text files using calibre ebook-convert

convert.py

import os
import shlex
import subprocess

sink = open('/dev/null', 'w')

def convert_book(input, output):
    subprocess.call("ebook-convert" + " " + input  + " " + output, shell=True, stdout=sink, stderr=sink)


files_to_convert = [file for file in os.listdir("/home/salil/Documents/Books/mobis")]
for file in files_to_convert:
    # Remove extension for conversion to TXT 
    base = file.split("." + file)[0]
    output = base + ".epub"
    full_input = shlex.quote(os.path.join("/home/salil/Documents/Books/mobis", file))
    full_output = shlex.quote(os.path.join("/home/salil/Documents/Books/mobis", output))
    print("Creating {}".format(output))
    convert_book(full_input, full_output)

sink.close()