Update app.py

app.py

@@ -23,6 +23,12 @@ df1 = pd.read_csv(
 df2 = pd.read_csv(
     "https://raw.githubusercontent.com/dallascard/SI649_public/main/altair_hw3/approval_topline.csv")
 
+# fix the time stamps and reorganize the data to combine approve and disapprove into one column
+df2['timestamp'] = pd.to_datetime(df2['timestamp'])
+df2 = pd.melt(df2, id_vars=['president', 'subgroup', 'timestamp'], value_vars=[
+              'approve', 'disapprove']).rename(columns={'variable': 'choice', 'value': 'rate'})
+df2.head()
+
 # Enable Panel extensions
 pn.extension()
 
@@ -85,7 +91,7 @@ selection_subgroup = pn.widgets.Select(
     name='Subgroup', options=df2.subgroup.unique().tolist())
 
 # Create the slider for the date range
-# df2['timestamp'] = pd.to_datetime(df2['timestamp'])
+df2['timestamp'] = pd.to_datetime(df2['timestamp'])
 date_range_slider = pn.widgets.DateRangeSlider(name='Date Range', start=df2.timestamp.min(
 ), end=df2.timestamp.max(), value=(df2.timestamp.min(), df2.timestamp.max()))