Update app.py

app.py

@@ -18,6 +18,7 @@ from langchain_huggingface import ChatHuggingFace, HuggingFaceEndpoint
 from langchain.tools import Tool
 # Load the CSV data as a DataFrame
 df = pd.read_csv("hf://datasets/kshitij230/Indian-Law/Indian-Law.csv")
+df.dropna(inplace=True)
 model = SentenceTransformer('sentence-transformers/all-MiniLM-L6-v2')
 index = faiss.read_index('IPC_index.faiss')
 index2 = faiss.read_index('CrpC_index.faiss')