# coding=utf-8

import os
import logging
import sys
import re

directoryIn = sys.argv[1]
Outdok = sys.argv[2]

cwd = os.getcwd()

documentsIn = os.listdir(cwd + '/' + directoryIn)
for document in documentsIn:
    with open(Outdok, 'a') as OutDok:
        with open(cwd + '/' + directoryIn + document) as Indok:
            lines = []
            for line in Indok:
                lines += [str(line)[:-1]]
            OutDok.write(str(re.sub("[^a-zA-Züäöß]", " ", ' '.join(lines)).split()))
            OutDok.write('\n')