Approximate Slur Replacement [WiP]

- Split slurs into language-specific lists
- Transliterated non-Roman slurs
- Created new slurs with edit1 distance and custom rules

slur-replacement/.gitignore

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+.idea

slur-replacement/approx_slurs/requirements.txt

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+indic-transliteration==2.3.48

slur-replacement/approx_slurs/src/main.py

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+from indic_transliteration import sanscript
+import json
+
+slurs_devanagari = 'जिहादी|छक्का|छिनाल|रंडी|रण्डी|रांड|रंडीखाना|रण्डी ' \
+                   'रोना|लुल्ली|गांड|गा#|कुतिया|कुत्ती|बत्तमीज़|कुल्टा|हरामजादी|साली|चो#|चुदाई|मा के ' \
+                   'भोसड़े|भोस्डीके|भोछडी वाला|लोड़ू|बहन ' \
+                   'चोद|मादरचोद|लानती|छुतीये|चूतिये|चूत|लौड़ा|लौड़े|चरित्रहीन|लिब्राण्डू|नंगी पुंगी|पागल औरत|बाज़ारू ' \
+                   'औरत|बलात्कार|बदसूरत|मुजरा|जाहिल औरत|औरत-ए-जाहिल|भोसड़ीwala|चंडाल चौकड़ी|म्लेच्छा|सूअर|सूअर की ' \
+                   'औलाद|दोगली|🏹पनौती|हरामी|गधी|बुरखा धत्त|बुल्ली|कलमुंही|पिछवाड़ा|काम वाली बाई|पैर की जूती|नाल|गंदी ' \
+                   'नाली|हगना|सुल्ली|हिज़रापंती|तवाइफ़|सौ टका टंच ' \
+                   'माल|किन्नर|गद्दार|चमचा|चमची|आतंकवादी|मुलिया|चाटुकार|बहन की ' \
+                   'लोड़ी|चुस्लिम|चुस्लामि|चुसल्मान|चूस|भीमटा|भीमटी|बैल बुद्धि|हलाला|भद्दी औरत|भांड औरत|भाड़े का ' \
+                   'टट्टू|दो कौड़ी की औरत|घटिया औरत|बेहूदा औरत|चालू औरत|झूठी औरत|मर क्यों नहीं जाती|नल्ली|भूतनी के|चूत ' \
+                   'के बाल|मादरजात|भड़वा|चूची|टट्टी|गटर पैदाइश|मुँह मैं ले|मूत|नाजायज़|कटा लुंड|काला टेंट|जूता ' \
+                   'खायेगी|बुरखे वाली|काली कलूटी|काले तवे|मोटी भैंस|देहातन|देहाती औरत|गणिका|हबशी|ओला हु ' \
+                   'उबर|रनडwa|नाचने वाली|हलाला'
+slurs_roman = 'ma ki chui|naachne waali|Katwa|ABLANARI|AblaNari|ablanari|chakka|jihidis|jihadis|jihadi|Jihidis' \
+              '|Jihadis|jihadi|zehadi|jehadan|jihadinon|Chakko|chakki|chaka|Chinal|Randi|ramdi|Randie|randya' \
+              '|randikhana|r&d-khana|randi ke beej|Lulli|Gasti|Meetha|Halwa|Gud|Gaandu|Gaand|Gandiaal|Dheela ' \
+              'Lun@|lodu|kutiya|kutti|Chudail|Badchalan|Battameez|kulta|haramjadi|dyan|saali|sali|chod|chodu ' \
+              'bhagat|chudai|chooda|chuda|Bhdsk|2BHK|Bhosi ke|bsdk|bhonsdi ke|bhosad|bhosdiwale|maa ka ' \
+              'bhosra|Lodu|bhenchod|Madarchod|Maderchod|mcp|mc|Lanti|choo$iya|chutiye|chutiya|Chut|hutiye|chutie' \
+              '|chutia|chut ke dhakkan|chut marli|chutan|<3da|Lavde|Gandu|Rakhail|librandu|chal phut|nangi ' \
+              'poongi|pagal aurat|bazaru|bazari aurat|ola hi uber hai|balatkar|Ugly|Mujra|mujra|jaahil ' \
+              'aurat|Mulli|hilana|hilaogi|Mlechcha|Suar|suar ki ' \
+              'aulad|doghli|Panauti|panooti|harami|gadhi|🅱️ulli|kalmuhi|pichwada|jhadu|bai|kaam wali bai|pair ki ' \
+              'jutti|naali|hagna|tukde tukde gang|Sulli|Tawaif|sau taka tunch maal|Skirt waali bai|Dhimmi ' \
+              'hood|Dhimmihood|izzlam|gaddar|chamcha|chamchi|aatankwadi|Mulliya|Uncut|chatukar|Bahan Ke ' \
+              'loudi|Kachra|Chuslim|chuslami|Chusalmans|chus|Bhimta|bheem-meem walas|bail budhi|Budhdhi|bhadi ' \
+              'aurat|bhanndh aurat|bhadi ka tattu|2 Kaudi ki aurat|Gatiya|Ghatiya aurat|behuda aurat|chalu ' \
+              'aurat|jhuti aurat|Kaali aurat|Kaali bhaand|marr kyun nahi jaati|nalli|dimaag se paidal|bhootni|bhootni ' \
+              'ke|choot ke baal|madarjaat|bhadva|bhadvi|bhandve|chuchi|tatti|maa ka boba chusu|mooh|munh mein ' \
+              'le|mutth|najayaz paidaish|najayaz aulaad|Gutter ki paidaish|kata Lund|kala tent|joota khayegi|burkhe ' \
+              'waali|ladki kahin ka|victim card|Aurat card|kali kalutti|Kale tawe|naali saaf kar|moti bhains|sukkhi ' \
+              'haddi|Pataka|choodiyan pehen lo|abba ka naam|Ganika|gaand ' \
+              'phadna|chewtypa|atrocuty_act|RandiKutiya|sulli|Rice bags|ola u uber|lovejihad|dull-it|toxic ' \
+              'aunty|Presstitutes|libtard|bimbo|slims|Black ' \
+              'Pepper|faggot|Sissy|whore|chrislamocommies|piddilover|Dynast Sycophants|Deshdrohi Chinese|Pak ' \
+              'agents|Chinese Corona|Chinks|chinky|Feminazi|Mulli|R@ndi|halala|Half M|Scumreds|scumbags|burnol|anti ' \
+              'national tukde|pheminist|dented-painted|Muzlim|Buzlim|Izzlam|pissfull|Simp|Bitch|Ms|sekoolar|sickular' \
+              '|sc0undrel|R@pe|R@p3|Characterless woman|Drama ' \
+              'Queen|Ferrorists|Cunt|Slut|pussy|ugly|stupid|promiscuous|crazy|fat|fag|homo|hoe|motherfucker' \
+              '|sisterfucker|bastard|b@st@rd|bint|dyke|gash|muslimette|muttah|scag|gender ' \
+              'nigger|assfucker|boobs|boobies|Melons|lesbain|moslem|nasty|redlight|nymph|piss|pimp|poop|pube|puke' \
+              '|retarded|slave|sissy|ola uh uber|pu55i|pu55y|mothafuck|mothafucka|mothafuckaz|mothafucked|mothafucker' \
+              '|mothafuckin|mothafucking|mothafuckings|motherfuck|motherfucked|motherfucker|motherfuckin' \
+              '|motherfucking|motherfuckings|lesbain|lesbayn|lesbian|lesbin|lesbo|nastyslut|nastywhore|nastybitch' \
+              '|nastyho|December 23, 2021|#OSISORU|#thevdiyaa|#thevdiya|#gommala|#Pundamavane|#pundai|#otha|Koodhi' \
+              '|pottai|Potta Alith|Aththai|athai|loosu|fuck|cunt'
+slurs_tamil = '#முட்டாஉபி|#பெரியாராவது_மயிராவது|#பாலியல்_ஜல்சா_கட்சி|பொம்பள ' \
+              'பொருக்கி|#ங்கோத்தா|கோத்தா|#கோத்தா|#கொம்மா|தாயோளி|தேவ்டியா ' \
+              'பையா|தேவ்டியா|#பொட்டை|#சாமான்|சூத்து|லெஸ்பியன்|ஊம்பு|புண்ட|#திருட்டு_' \
+              'பள்ளன்|ஐட்டம்|அயிட்டம்|சாமான்|கூதி|ஆட்டக்காரி|வேசை|வேச|பொதுச் சொத்து|ஊர் மேய்றது|நடத்தை ' \
+              'கெட்டது|பொட்டை|க்ரோஸ்ஸி|தாயோளி|குஜ்ஜிலீஸ்|மாங்கா|கோழி|முலை|பறத்தாயோலி|ஓக்க|தேவடியா மவன்|தேவடியா ' \
+              'பசங்களா|புண்டை|புண்ட|பொட்டை நாய்|வாயில பூல விடுவேன்|தேவிடியா புண்`ட|புண்டை சைடு|உங்கம்மாவை ' \
+              'ஓக்க|தேவிடியாளுக்கு பொறந்தவன்|சூத்தடி|ஒன்பது|பொன்ஸ்|ஆப்ப மாமி|கம்பு துண்டு|கல்லு|ஆம்புள ' \
+              'கள்ளன்|அலி|அரவாணி|பின்துவாரி|பொடியன் மாஸ்டர்|டிகி|குரும்ப|அத்தை|லூசு|கூFire|#ஓத்த|Sunflowerண்டை|லூசு கூ'
+
+# split into lists
+slurs_devanagari = slurs_devanagari.split('|')
+slurs_roman = slurs_roman.split('|')
+slurs_tamil = slurs_tamil.split('|')
+
+
+def get_devanagari_roman_transliteration(phrase):
+    return sanscript.transliterate(phrase, sanscript.DEVANAGARI, sanscript.ITRANS)
+
+def get_roman_devanagari_transliteration(phrase):
+    return sanscript.transliterate(phrase, sanscript.ITRANS, sanscript.DEVANAGARI)
+
+def get_tamil_roman_transliteration(phrase):
+    return sanscript.transliterate(phrase, sanscript.TAMIL, sanscript.ITRANS)
+
+def get_roman_tamil_transliteration(phrase):
+    return sanscript.transliterate(phrase, sanscript.ITRANS, sanscript.TAMIL)
+
+
+def get_transliterations():
+    slurs_devanagari_transliterated = []
+    for phrase in slurs_devanagari:
+        slurs_devanagari_transliterated.append(get_devanagari_roman_transliteration(phrase))
+
+    slurs_tamil_transliterated = []
+    for phrase in slurs_tamil:
+        slurs_tamil_transliterated.append(get_tamil_roman_transliteration(phrase))
+
+    return slurs_devanagari_transliterated, slurs_tamil_transliterated
+
+
+# do NOT parallelize replacement when using this dict as longer terms need to be checked first in order
+devanagari_itrans_expansion_dict = {'A': 'aa', 'I': 'ee', 'MD': 'nd', '.D': 'd', 'U': 'oo', 'Mg': 'ng', 'Mh': 'h',
+                                    'Mt': 'nt', '.N': 'n', 'M': 'n'}
+
+# TODO: tamil_expansion_dict
+
+
+# Misspellings - Rules:
+# 1. Only create misspellings of phrases in 'slurs_roman' and transliterated slurs
+# 2. Do not modify first letter as it will change the meaning.
+# 3. Do not modify first character if it is a '#' symbol. Consider the slur a hashtag
+# 4. Create slur - Replace '$' signs with 's'
+# 5. Create slur - Replace 's' with '$'
+# 6. Devanagari: Do not replace any capitalized letter/sequences that exists in 'devanagari_itrans_expansion_dict'.
+#    These are special phonetic cases that have to be explicitly handled.
+# 7. '#' symbols used at end of words are used as masking symbols in slurs. Do not replace them.
+# Modified Source: https://norvig.com/spell-correct.html
+def edits1(word, script):
+    # "All edits that are one edit away from `word`."
+
+    # Rule 6
+    if script == "devanagari":
+        for key in devanagari_itrans_expansion_dict:
+            if key in word:
+                word = word.replace(key, devanagari_itrans_expansion_dict[key])
+    # TODO: tamil Rule 6
+
+    letters = 'abcdefghijklmnopqrstuvwxyz'
+    splits = [(word[:i], word[i:]) for i in range(len(word) + 1)]
+
+    # ignore first pair as we need to preserve first letter (Rule 2)
+    # and first 2 pairs if the first letter is a '#' (Rule 3)
+    ignore_len = 1
+    if word[0] == '#':
+        ignore_len = 2
+    splits = splits[ignore_len:]
+
+    # ignore last pair if it ends with '#' (Rule 7)
+    splits = splits[:-1]
+
+    # Rule 4
+    replace_dollar_char = ''
+    if '$' in word:
+        replace_dollar_char = word.replace('$', 's')
+
+    # Rule 5
+    replace_s_char = ''
+    if 's' in word:
+        replace_s_char = word.replace('s', '$')
+
+    deletes = [L + R[1:] for L, R in splits if R]
+    transposes = [L + R[1] + R[0] + R[2:] for L, R in splits if len(R) > 1]
+    replaces = [L + c + R[1:] for L, R in splits if R for c in letters]
+    inserts = [L + c + R for L, R in splits for c in letters]
+
+    return set(deletes + transposes + replaces + inserts + list(replace_dollar_char) + list(replace_s_char))
+
+
+if __name__ == '__main__':
+    slurs_devanagari_transliterations, slurs_tamil_transliterations = get_transliterations()
+    # print(slurs_devanagari_transliterations)
+    # print(slurs_tamil_transliterations)
+
+    slurs_devanagari_transliterations_edit1 = {}
+    for slur in slurs_devanagari_transliterations:
+        slurs_devanagari_transliterations_edit1_list = [item for item in edits1(slur, "devanagari")]
+        slurs_devanagari_transliterations_edit1[slur] = slurs_devanagari_transliterations_edit1_list
+    # print(slurs_devanagari_transliterations_edit1)
+
+    '''
+    # This does not work successfully - no transliteration matches - need phonetic algo here
+    # attempt reverse transliterate and save only if it matches key
+    slurs_devanagari_transliterations_edit1_refined = {}
+    for key in slurs_devanagari_transliterations_edit1:
+        refined_slur_list = []
+        for edit_slur in slurs_devanagari_transliterations_edit1[key]:
+            reverse_transliteration_devanagari = get_roman_devanagari_transliteration(edit_slur)
+            if reverse_transliteration_devanagari == key:
+                print("reverse match")
+                refined_slur_list.append(edit_slur)
+        slurs_devanagari_transliterations_edit1_refined[key] = refined_slur_list
+    '''
+    with open('../output/slurs_devanagiri_transliteration.json', 'w', encoding='utf-8') as f:
+        json.dump(slurs_devanagari_transliterations_edit1, f, ensure_ascii=False, indent=4)
+
+    slurs_tamil_transliterations_edit1 = {}
+    for slur in slurs_tamil_transliterations:
+        slurs_tamil_transliterations_edit1_list = [item for item in edits1(slur, "tamil")]
+        slurs_tamil_transliterations_edit1[slur] = slurs_tamil_transliterations_edit1_list
+    # print(slurs_tamil_transliterations_edit1)
+    with open('../output/slurs_tamil_transliteration.json', 'w', encoding='utf-8') as f:
+        json.dump(slurs_tamil_transliterations_edit1, f, ensure_ascii=False, indent=4)
+
+    slurs_roman_transliterations_edit1 = {}
+    for slur in slurs_roman:
+        slurs_roman_transliterations_edit1_list = [item for item in edits1(slur, "roman")]
+        slurs_roman_transliterations_edit1[slur] = slurs_roman_transliterations_edit1_list
+    # print(slurs_roman_transliterations_edit1)
+    with open('../output/slurs_roman_transliteration.json', 'w', encoding='utf-8') as f:
+        json.dump(slurs_roman_transliterations_edit1, f, ensure_ascii=False, indent=4)