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import os
with open('gutenberg-dirty', 'w') as g:
    for i in os.listdir('Gutenberg'):
        print(i)
        with open(f'Gutenberg/{i}') as f:
            l = f.readlines()
            for i in range(len(l)):
                if i > 0 and l[i - 1] == '\n':
                    g.write('\n')
                g.write(l[i][:-1] + ' ')