ukrainian-stt / scripts /wiki_import.py
Yurii Paniv
Add instructions for scripts
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# this script is used for importing wiki text into scorer format
from wiki_dump_reader import Cleaner, iterate
from os import remove
from os.path import exists
import nltk
import re
nltk.download("punkt")
OUT_PATH = "../data/wiki_text.txt"
if exists(OUT_PATH):
remove(OUT_PATH)
text_file = open(OUT_PATH, mode="a")
tokenizer = nltk.SpaceTokenizer()
paranthesis_regex = re.compile(r'\(.*\)')
allowed_chars = ["а", "б", "в", "г", "ґ", "д", "е", "є", "ж", "з", "и", "і", "ї", "й", "к", "л",
"м", "н", "о", "п", "р", "с", "т", "у", "ф", "х", "ц", "ч", "ш", "щ", "ь", "ю", "я", "-", "'"]
cleaner = Cleaner()
# iter = 0
for title, text in iterate('../data/ukwiki-20210320-pages-articles-multistream.xml'):
text = cleaner.clean_text(text)
cleaned_text, _ = cleaner.build_links(text)
cleaned_text = cleaned_text.lower()
cleaned_text = cleaned_text.replace(" ", " ")
cleaned_text = cleaned_text.replace("н. е.", "нашої ери")
cleaned_text = cleaned_text.replace("ім.", "імені")
cleaned_text = cleaned_text.replace("див.", "дивись")
cleaned_text = paranthesis_regex.sub('', cleaned_text)
cleaned_text = cleaned_text.strip()
cleaned_text = cleaned_text.split(".")
out_text = []
for text in cleaned_text:
text = text.strip()
if text.endswith(", що вивчає"):
continue
if text.startswith("redirect") or text.startswith("перенаправлення"):
continue
words = tokenizer.tokenize(text)
words = [i for i in words if not i.isdigit()]
new_words = []
for word in words:
include = True
for letter in word:
if word.startswith("-"):
word = word[1:]
if letter not in allowed_chars:
include = False
if include:
new_words.append(word)
words = new_words
if all([len(i) <= 1 for i in words]):
continue
if len(words) == 0:
continue
out_text.append(
" ".join(words))
cleaned_text = "\n".join(out_text)
if cleaned_text == "":
continue
text_file.write(cleaned_text + "\n")
# iter += 1
# if iter > 5:
# break
text_file.close()