def normalizing_validation_set():
with open('data/valid.json', 'r', encoding='utf-8') as json_file:
validation_data = json.load(json_file)
with open('data/most_frequent_words.json', 'r',
encoding='utf-8') as json_file:
most_frequent_words = json.load(json_file)
parsivar_normalizer = parsivar.Normalizer()
hazm_normalizer = hazm.Normalizer()
sentence_tokenizer = hazm.SentenceTokenizer()
word_tokenizer = hazm.WordTokenizer(join_verb_parts=False)
all_sentence_tokens = []
for text in validation_data:
text = parsivar_normalizer.sub_alphabets(text)
text = hazm_normalizer.normalize(text)
text = remove_english_characters(text)
text = mask_numbers(text)
text = remove_punctuations(text)
text = remove_diacritics(text)
text = remove_emojis(text)
text = text.replace('\n', ' ')
text = text.replace('?', '؟')
text = text.replace('؟', ' ؟ ')
text = text.replace('.', ' . ')
text = text.replace(' ', ' ')
sentences = sentence_tokenizer.tokenize(text)
for sentence in sentences:
words = word_tokenizer.tokenize(sentence)
if words[-1] == '.' or words[-1] == '؟':
words = words[:-1]
if len(words) == 0:
continue
final_sentence_tokens = []
for ind, word in enumerate(words):
if word == 'NUM':
if len(final_sentence_tokens
) == 0 or final_sentence_tokens[-1] != 'NUM':
final_sentence_tokens.append(word)
elif word not in most_frequent_words:
if len(final_sentence_tokens
) == 0 or final_sentence_tokens[-1] != 'UNK':
final_sentence_tokens.append(word)
else:
final_sentence_tokens.append(word)
all_sentence_tokens.append(final_sentence_tokens)
with open('data/validation_sentences.json', 'w') as json_file:
json.dump(all_sentence_tokens, json_file, ensure_ascii=False)
def __init__(self):
self.punctuations = [
'!', '"', '#', '$', '%', '&', "'", '(', ')', '*', '+', ',', '-',
'/', ':', ';', '<', '=', '>', '@', '[', '\\', ']', '^', '_', '`',
'{', '|', '}', '~', '£', '¤', '§', '©', '«', '®', '°', '±', '²',
'´', '¸', '»', '¼', '½', '¾', '×', '÷', 'ˈ', '˜', '˝', '٪', '٫',
'٬', '‐', '–', '—', '‘', '’', '“', '”', '„', '…', '″', '‹', '›',
'™', '↑', '→', '↓', '⋅', '⌘', '▪', '◄', '○', '♫', '✓', '❤', '《',
'》', '爆', '者', '被', '\uf020', '\uf04f', '\uf05f', '\uf076',
'\uf0a7', '\uf0fc', '﴾', '﴿', '：', '�', '?', '؟', '.', '،', '؛',
'•', '●'
]
self.diacritics_pattern = re.compile(
"[\u064B-\u065e\u0670\u0674\u06c3\u06d4-\u06ed]")
self.emojis_pattern = re.compile(
"["
u"\U0001F600-\U0001F64F"
u"\U0001F300-\U0001F5FF"
u"\U0001F680-\U0001F6FF"
u"\U0001F1E0-\U0001F1FF"
"]+",
flags=re.UNICODE)
self.latin_characters_pattern = re.compile("["
"\u0041-\u007a"
"\u00c0-\u036f"
"\u0400-\u050f"
"\u0342-\u03ff"
"]")
self.numbers_pattern = re.compile("[0-9]")
self.space_patterns = [
(re.compile("[\u202c\u2005\u2009\u2029\u2066\u3000\ufe0f]"), ' '),
(re.compile("[\f\r\t\n]"), ' '),
(re.compile("[\u001f\u009d\u200a\u200e\u200f\u206d\xa0\xad]"),
'\u200c'),
(re.compile(
"[\u007f\u0085\u061c\u200b\u200d\u202a\u202b\u206f\u2003"
"\u2028\u2060\u2063\u2067\u2069\ufeff\ufffc\x18]"), ''),
]
self.stopwords = hazm.stopwords_list()[:200] + [
'ام', 'م', 'ات', 'ای', 'ی', 'ت', 'اش', 'ش', 'مان', 'یم', 'ایم',
'تان', 'ید', 'اید', 'شان', 'ند', 'اند', 'است', 'هست', 'بود', 'شد',
'شو', 'باش', 'خواه', 'ها', 'های', 'ان', 'یک', 'دو', 'سه', 'چهار',
'پنج', 'شش', 'هفت', 'هشت', 'نه', 'ده', 'هستم', 'هستم', 'هست',
'هستید', 'هستیم', 'نیستم', 'نیستی', 'نیست', 'نیستیم', 'نیستید',
'نیستند'
]
self.normalizer = parsivar.Normalizer()
self.stemmer = parsivar.FindStems()
self.lemmatizer = hazm.Lemmatizer()
def __init__(self,
mask=None,
size=900,
stop_words_addr=default_stop_words_path,
mask_addr=None):
self.hazm_normalizer = hazm.Normalizer()
self.parsivar_normalizer = parsivar.Normalizer()
self.stemmer = hazm.Stemmer()
self.lemmatizer = hazm.Lemmatizer()
self.stop_words = set(hazm.stopwords_list(stop_words_addr))
mask = np.array(
Image.open(mask_addr)) if mask_addr is not None else None
self.generator = WordCloud(width=size,
height=size,
include_numbers=False,
persian_normalize=False,
collocations=True,
mask=mask,
background_color='white')
def clean(path):
character_refinement_patterns = [
(r'[a-zA-Z0-9]', ''),
(r'(\u0631){3,}', r'\1'),
(r'(\u0648){3,}', r'\1'),
(r'(\u0633){3,}', r'\1'),
(r'(\u06a9){3,}', r'\1'),
(r'(\u0627){3,}', r'\1'),
(r'(\u06cc){3,}', r'\1'),
(r'(\u062e){3,}', r'\1'),
(r'(\u0645){3,}', r'\1'),
(r'(\u0646){3,}', r'\1'),
(r'(\u0647){3,}', r'\1'),
(r'(\u0639){3,}', r'\1'),
(r'(\u0634){3,}', r'\1'),
(r'\u0622', '\u0627'),
(r'\u0651', ''),
(r'[^\u0600-\u06FF\u200c \s_#]', ''),
(r'[#_]', ' '),
(r'[\u06f0-\u06f9]', ''),
(r' +', ' '),
]
compile_patterns = lambda patterns: [(re.compile(pattern), repl)
for pattern, repl in patterns]
character_refinement_patterns = compile_patterns(
character_refinement_patterns)
with open(path, "r", encoding="utf_8") as f:
lines = f.readlines()
normalizer = parsivar.Normalizer()
normalized_lines = [normalizer.normalize(line) for line in lines]
cleaned = []
for line in normalized_lines:
for pattern, repl in character_refinement_patterns:
line = pattern.sub(repl, line)
cleaned.append(line)
return cleaned
def __init__(self):
self.number_replacement = 'N'
self.avg_sentence_length = 165
self.punctuations = [
'!', '"', '#', '$', '%', '&', "'", '(', ')', '*', '+', ',', '-',
'/', ':', ';', '<', '=', '>', '@', '[', '\\', ']', '^', '_', '`',
'{', '|', '}', '~', '£', '¤', '§', '©', '«', '®', '°', '±', '²',
'´', '¸', '»', '¼', '½', '¾', '×', '÷', 'ˈ', '˜', '˝', '٪', '٫',
'٬', '‐', '–', '—', '‘', '’', '“', '”', '„', '…', '″', '‹', '›',
'™', '↑', '→', '↓', '⋅', '⌘', '▪', '◄', '○', '♫', '✓', '❤', '《',
'》', '爆', '者', '被', '\uf020', '\uf04f', '\uf05f', '\uf076',
'\uf0a7', '\uf0fc', '﴾', '﴿', '：', '�'
]
self.diacritics_pattern = re.compile(
"[\u064B-\u065e\u0670\u0674\u06c3\u06d4-\u06ed]")
self.emojis_pattern = re.compile(
"["
u"\U0001F600-\U0001F64F"
u"\U0001F300-\U0001F5FF"
u"\U0001F680-\U0001F6FF"
u"\U0001F1E0-\U0001F1FF"
"]+",
flags=re.UNICODE)
self.latin_characters_pattern = re.compile("["
"\u0041-\u007a"
"\u00c0-\u036f"
"\u0400-\u050f"
"\u0342-\u03ff"
"]")
self.numbers_pattern = re.compile("[0-9]+")
self.space_patterns = [
(re.compile("[\u202c\u2005\u2009\u2029\u2066\u3000\ufe0f]"), ' '),
(re.compile("[\f\r\t\n]"), ' '),
(re.compile("[\u001f\u009d\u200a\u200e\u200f\u206d\xa0\xad]"),
'\u200c'),
(re.compile(
"[\u007f\u0085\u061c\u200b\u200d\u202a\u202b\u206f\u2003"
"\u2028\u2060\u2063\u2067\u2069\ufeff\ufffc\x18]"), ''),
]
self.normalizer = parsivar.Normalizer()
def normalizing_training_set():
with open('data/train.json', 'r', encoding='utf-8') as json_file:
training_data = json.load(json_file)
parsivar_normalizer = parsivar.Normalizer()
hazm_normalizer = hazm.Normalizer()
sentence_tokenizer = hazm.SentenceTokenizer()
word_tokenizer = hazm.WordTokenizer(join_verb_parts=False)
word_frequency = {}
all_sentence_tokens = []
for text in training_data:
text = parsivar_normalizer.sub_alphabets(text)
text = hazm_normalizer.normalize(text)
text = remove_english_characters(text)
text = mask_numbers(text)
text = remove_punctuations(text)
text = remove_diacritics(text)
text = remove_emojis(text)
text = text.replace('\n', ' ')
text = text.replace('?', '؟')
text = text.replace('؟', ' ؟ ')
text = text.replace('.', ' . ')
text = text.replace(' ', ' ')
sentences = sentence_tokenizer.tokenize(text)
for sentence in sentences:
words = word_tokenizer.tokenize(sentence)
if words[-1] == '.' or words[-1] == '؟':
words = words[:-1]
if len(words) == 0:
continue
for word in words:
if word not in word_frequency:
word_frequency[word] = 0
word_frequency[word] += 1
all_sentence_tokens.append(words)
with open('data/words_frequency.json', 'w') as json_file:
json.dump(word_frequency, json_file, ensure_ascii=False)
frequency_rank_threshold = 10000
most_frequent_words = sorted(word_frequency,
key=word_frequency.get,
reverse=True)[:frequency_rank_threshold]
final_all_sentence_tokens = []
for sentence_tokens in all_sentence_tokens:
final_sentence_tokens = []
for ind, token in enumerate(sentence_tokens):
if token == 'NUM':
if len(final_sentence_tokens
) == 0 or final_sentence_tokens[-1] != 'NUM':
final_sentence_tokens.append(token)
elif token not in most_frequent_words:
if len(final_sentence_tokens
) == 0 or final_sentence_tokens[-1] != 'UNK':
final_sentence_tokens.append(token)
else:
final_sentence_tokens.append(token)
final_all_sentence_tokens.append(final_sentence_tokens)
with open('data/training_sentences.json', 'w') as json_file:
json.dump(final_all_sentence_tokens, json_file, ensure_ascii=False)
with open('data/most_frequent_words.json', 'w') as json_file:
json.dump(most_frequent_words, json_file, ensure_ascii=False)
def __init__(self):
self.normalizer = parsivar.Normalizer()
normalized_lines = [normalizer.normalize(line) for line in lines]
cleaned = []
for line in normalized_lines:
for pattern, repl in character_refinement_patterns:
line = pattern.sub(repl, line)
cleaned.append(line)
return cleaned
flatten = lambda t: [item for sublist in t for item in sublist]
normalizer = parsivar.Normalizer()
# verbal_filename = 'persian-stopwords\\verbal'
# nonverbal_filename = 'persian-stopwords\\nonverbal'
persian_filename = 'persian-stopwords\\persian'
# verbal_stop = [normalizer.normalize(w) for w in codecs.open(os.path.join(Directory_Path,verbal_filename), encoding='utf-8').read().split('\n') if w]
# non_verbal_stop = [normalizer.normalize(w) for w in codecs.open(os.path.join(Directory_Path,nonverbal_filename), encoding='utf-8').read().split('\n') if w]
persian_stop = sorted(
list(
set([
normalizer.normalize(w) for w in codecs.open(
os.path.join(Directory_Path, persian_filename),
encoding='utf-8').read().split('\n') if w
])))
stopwords = persian_stop
offensive_lexicon = []
