def prescriptions(): st.header('PRESCRIPTIONS') option_list = ['', 'Add prescription', 'Update prescription', 'Delete prescription', 'Show prescriptions of a particular patient'] option = st.sidebar.selectbox('Select function', option_list) m = Prescription() if (option == option_list[1] or option == option_list[2] or option == option_list[3]) and verify_dr_mls_access_code(): if option == option_list[1]: st.subheader('ADD PRESCRIPTION') m.add_prescription() elif option == option_list[2]: st.subheader('UPDATE PRESCRIPTION') m.update_prescription() elif option == option_list[3]: st.subheader('DELETE PRESCRIPTION') m.delete_prescription() elif option == option_list[4]: st.subheader('PRESCRIPTIONS OF A PARTICULAR PATIENT') m.prescriptions_by_patient()