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import random
import requests
import os, glob
# english literature
books = [
'https://www.gutenberg.org/cache/epub/1513/pg1513.txt',
'https://www.gutenberg.org/files/2701/2701-0.txt',
'https://www.gutenberg.org/cache/epub/84/pg84.txt',
'https://www.gutenberg.org/cache/epub/2641/pg2641.txt',
'https://www.gutenberg.org/cache/epub/1342/pg1342.txt',
'https://www.gutenberg.org/cache/epub/100/pg100.txt'
]
#default english
# allowed_chars = ' abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#$%^&*()-_+=\"\':;[]{}/<>,.`~\n\\'
#german
allowed_chars = ' aäbcdefghijklmnoöpqrsßtuüvwxyzABCDEFGHIJKLMNOÖPQRSTUÜVWXYZ0123456789!@#$%^&*()-_+=\"\':;[]{}/<>,.`~\n\\'
def download_book(book):
return requests.get(book).content.decode('utf-8')
def filter_data(data):
print('Filtering data')
return ''.join([char for char in data if char in allowed_chars])
def load_books(fromfolder=False):
text_data = []
if fromfolder:
current_working_directory = os.getcwd()
print(current_working_directory)
path = 'text'
for filename in glob.glob(os.path.join(path, '*.txt')):
with open(os.path.join(os.getcwd(), filename), 'r') as f: # open in readonly mode
print(f'Loading {filename}')
text_data.append(filter_data(str(f.read())))
else:
print(f'Loading {len(books)} books into ram')
for book in books:
text_data.append(filter_data(str(download_book(book))))
print('Loaded books')
return ' '.join(text_data)
def random_split_chunk(data, size=14):
data = data.split(' ')
index = random.randrange(0, len(data))
return ' '.join(data[index:index+size])
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