import streamlit as st import pandas as pd

Initialize empty dataframes

students = pd.DataFrame(columns=['ID', 'Name', 'Class']) teachers = pd.DataFrame(columns=['ID', 'Name', 'Subject']) messages = pd.DataFrame(columns=['ID', 'Sender', 'Message'])

def main(): st.title("JPSP School Management System")

menu = ["Home", "Students", "Teachers", "Messages"] choice = st.sidebar.selectbox("Menu", menu)

if choice == "Home": st.subheader("Home") st.write("Welcome to the JPSP School Management System!")

elif choice == "Students": st.subheader("Students") st.dataframe(students) st.write("Add a new student:") new_id = st.text_input("ID") new_name = st.text_input("Name") new_class = st.text_input("Class") if st.button("Add Student"): students.loc[len(students)] = [new_id, new_name, new_class] st.success(f"Added student {new_name}")

elif choice == "Teachers": st.subheader("Teachers") st.dataframe(teachers) st.write("Add a new teacher:") new_id = st.text_input("ID") new_name = st.text_input("Name") new_subject = st.text_input("Subject") if st.button("Add Teacher"): teachers.loc[len(teachers)] = [new_id, new_name, new_subject] st.success(f"Added teacher {new_name}")

elif choice == "Messages": st.subheader("Messages") st.dataframe(messages) st.write("Add a new message:") new_id = st.text_input("ID") new_sender = st.text_input("Sender") new_message = st.text_area("Message") if st.button("Add Message"): messages.loc[len(messages)] = [new_id, new_sender, new_message] st.success(f"Added message from {new_sender}")

if name == "main": main()