Free Essay Checker

import nltk from nltk.tokenize import word_tokenize from nltk.corpus import wordnet from nltk.tag import pos_tag from nltk import download # Download necessary NLTK resources download('punkt') download('maxent_ne_chunker') download('words') download('averaged_perceptron_tagger') # Function to perform spell checking using NLTK def spell_check(text): words = word_tokenize(text) corrected_text = [word if wordnet.synsets(word) else f'[{word}]' for word in words] return ' '.join(corrected_text) # Function to perform basic grammar checking using NLTK def grammar_check(text): words = word_tokenize(text) pos_tags = pos_tag(words) # Example: Check for subject-verb agreement for i in range(len(pos_tags) - 1): if pos_tags[i][1].startswith('N') and pos_tags[i + 1][1].startswith('V'): if not wordnet.synsets(pos_tags[i][0]) or not wordnet.synsets(pos_tags[i + 1][0]): text = text.replace(pos_tags[i][0], f'[{pos_tags[i][0]}]') text = text.replace(pos_tags[i + 1][0], f'[{pos_tags[i + 1][0]}]') return text # Example usage if __name__ == "__main__": essay = "The cat is sat on the mat. She is eat a fish." # Perform spell check corrected_essay = spell_check(essay) print("Spell-checked essay:") print(corrected_essay) # Perform grammar check corrected_essay = grammar_check(corrected_essay) print("\nGrammar-checked essay:") print(corrected_essay)

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