Update app.py

app.py

@@ -3,7 +3,8 @@
 # supress warnings about future deprecations
 # import warnings
 # warnings.simplefilter(action='ignore', category=FutureWarning)
-
+import panel as pn
+import vega_datasets
 import pandas as pd
 import altair as alt
 # import numpy as np
@@ -27,8 +28,8 @@ df2=pd.melt(df2, id_vars=['president', 'subgroup', 'timestamp'], value_vars=['ap
 ## Viz 4
 # Import panel and vega datasets
 
-import panel as pn
-import vega_datasets
+# import panel as pn
+# import vega_datasets
 
 # Enable Panel extensions
 pn.extension(design='bootstrap')
@@ -59,7 +60,7 @@ def create_plot(subgroup, date_range, moving_av_window):
     scatter4 = alt.Chart(filtered_data).mark_point(size=2, opacity=0.7, color='grey').encode(
         x='timestamp:T',
         y=alt.Y('rate:Q', title='approve', scale=alt.Scale(domain=[30, 60])),
-    ).properties(width=600, height=400)
+    )
 
     # Put them togetehr
     plot = (scatter4+smoothed_line).encode(