Feat: added incorrect answer generation

incorrect_answer_generation.py

@@ -0,0 +1,35 @@
+''' This module contains the class
+for generating incorrect alternative
+answers for a given answer
+'''
+import gensim.downloader as api
+from nltk.tokenize import sent_tokenize, word_tokenize
+import random
+
+
+class IncorrectAnswerGenerator:
+    ''' This class contains the methods
+    for generating the incorrect answers
+    given an answer
+    '''
+
+    def __init__(self):
+        # model required to fetch similar words
+        self.model = api.load("glove-wiki-gigaword-100")
+
+    def get_all_options_dict(self, answer, num_options):
+        ''' This method returns a dict
+        of 'num_options' options out of
+        which one is correct and is the answer
+        '''
+        similar_words = self.model.similar_by_word(answer, topn=15)[::-1]
+        options_dict = dict()
+
+        for i in range(1, num_options + 1):
+            options_dict[i] = similar_words[i - 1][0]
+
+        replacement_idx = random.randint(1, num_options)
+
+        options_dict[replacement_idx] = answer
+
+        return options_dict