Upload app.py

app.py

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+from requests_toolkit import exchange_rate_cn
+import streamlit as st
+import time
+
+st.markdown("# 中国实时汇率")
+with st.spinner():
+    try:
+        results = exchange_rate_cn()
+    except:
+        st.info('Connection Failed. Retry in 3 seconds...')
+        time.sleep(3)
+        st.experimental_rerun()
+    st.dataframe(results)