solve nltk error

Indexer.py

@@ -44,6 +44,8 @@ pubName = ujson.loads(publication)
 #Downloading libraries to use its methods
 nltk.download('stopwords')
 nltk.download('punkt')
+nltk.download('all')
+
 
 #Predefined stopwords in nltk are used
 stop_words = stopwords.words('english')

app.py

@@ -10,6 +10,8 @@ from nltk.stem import PorterStemmer
 import nltk
 nltk.download('stopwords')
 nltk.download('punkt')
+nltk.download('all')
+
 
 
 # Set up the NLTK components

authorindexer.py

@@ -21,6 +21,8 @@ with open('author_names.json', 'w') as f:
 # Download necessary NLTK resources
 nltk.download('stopwords')
 nltk.download('punkt')
+nltk.download('all')
+
 
 # Load the JSON file containing author names
 with open('author_names.json', 'r') as f: