Update app.py

app.py

@@ -39,10 +39,11 @@ def asubmit(aparam):
 	ayear = int(atoday.strftime("%Y"))-0
 	amonth = int(atoday.strftime("%m"))
 	amonthday = int(atoday.strftime("%d"))
+	atitles = aparam["acolumntitles"]
 
 	csvString = ""
-	csvString += (",").join(mytitles)
-	adf3 = pd.DataFrame(columns=mytitles)
+	csvString += (",").join(atitles)
+	adf3 = pd.DataFrame(columns=atitles)
 	for i in range((ayear-abacklogmax),ayear,1):
 		alink = ("https://data.weather.gov.hk/weatherAPI/opendata/opendata.php?dataType=CLMTEMP&year={}&rformat=csv&station={}").format(str(i),aselecteditem.values[0])
 		adf4 = pd.read_csv(alink, skiprows=[0,1,2], skipfooter=3, engine='python', on_bad_lines='skip')
@@ -83,4 +84,4 @@ aoption = acontainer1.selectbox(
 	adf['atitle']
 )
 if acontainer2.button("Submit") == True:
-	asubmit(aparam={"aselected":aoption,"acontainer":acontainer3,"adataframe":adf,})
+	asubmit(aparam={"aselected":aoption,"acontainer":acontainer3,"adataframe":adf,"acolumntitles":astationcolumns,})