run a pip as shell command

app.py

@@ -1,7 +1,7 @@
 import streamlit as st
 import pandas as pd
 import altair as alt
-pip install -U sentence-transformers
+!pip install -U sentence-transformers
 from sentence_transformers import SentenceTransformer, util
 from sentence_transformers import SentenceTransformer
 import numpy as np