Update app.py

app.py

@@ -7,6 +7,7 @@ import pandas as pd
 from io import StringIO, BytesIO
 import base64
 import json
+import plotly.graph_objects as go
 # import plotly.io as pio
 # from linePlot import plot_stacked_time_series, plot_emotion_topic_grid
 
@@ -60,7 +61,7 @@ def topic_plot_gener(message: str, year: str):
     # plt.imshow(img)
     # plt.axis('off')
     # plt.show()
-    plot_json = json.loads(plot_data['plot'])
+    plot_json = json.loads(fig['plot'])
 
     # Create a figure using the decoded data
     fig = go.Figure(data=plot_json["data"])