Update preprocessing.py

preprocessing.py

@@ -6,7 +6,7 @@ def preprocess_text(text):
     text = re.sub(r'\s+', ' ', text)
     return text.strip()
 
-with open("data.txt", "r") as file:
+with open("data.csv", "r") as file:
     data = file.readlines()
 
 cleaned_data = [preprocess_text(line) for line in data]