Update app.py

app.py

@@ -1,10 +1,16 @@
 # 19feb2023
+#https://huggingface.co/spaces/keras-io/timeseries_forecasting_for_weather/
 
 import streamlit as st
 import datetime
+import pandas as pd
 
+backlogmax = 4
 today = datetime.date.today()
 
-year = today.strftime("%Y")
+ayear = today.strftime("%Y")
 
-st.write(year)
+for i in range(ayear-backlogmax,ayear,1):
+	df = pd.read_csv("https://data.weather.gov.hk/weatherAPI/opendata/opendata.php?dataType=CLMTEMP&year={}&rformat=csv&station=HKO").format(i)
+	st.write(ayear)
+	st.write(df)