Update keyphrase_extraction.py

keyphrase_extraction.py

@@ -2,9 +2,20 @@ from rake_nltk import Rake
 import re
 
 # Define a list of obligation words
-obligation_words = ["must", "will", "use", "may", "provides", 'is obliged to', 
-                    'has to', 'needs to', 'is required to',
-                    "shall", "should", "ought to", "required", "obligated", "duty"]
+obligation_words = [
+    # English words
+    "must", "will", "use", "may", "provides", 'is obliged to', 
+    'has to', 'needs to', 'is required to', "shall", 
+    "should", "ought to", "required", "obligated", "duty", 
+    "agrees to", "has a duty to", "is expected to", "commits to",
+    
+    # German words 
+    "muss", "wird", "nutzen", "darf", "stellt bereit", "ist verpflichtet", 
+    "muss", "muss", "muss", "ist erforderlich", "soll", 
+    "sollte", "sollte", "erforderlich", "verpflichtet", "Pflicht", 
+    "stimmt zu", "hat die Pflicht", "wird erwartet", "verpflichtet sich"
+]
+
 
 def extract_sentences_with_obligations(text):
     # Initialize Rake with stopwords set to None (to keep all words)