बटनों से annotations बदलना

# Create the figure
fig = Figure()

# Create and add traces (done for you)
fig.add_trace(px.bar(sales, x="Month", y="Sales Volume", color_discrete_sequence=['blue']).data[0])
fig.add_trace(px.bar(sales, x="Month", y="Sales Value", color_discrete_sequence=['red']).data[0])

# Create annotations
value_annotations=[{'text': 'Sept was the best', 'showarrow': True, 'x': '____', 'y': 345397}]
volume_annotations=[{'text': 'Oct was the best', 'showarrow': True, 'x': '____', 'y': 71900}]

# Create buttons
my_buttons = [
{'label': "By Sales Value", 'method': "update", 'args': [{}, {'____': ____}]},
{'label': "By Sales Volume", 'method': "update", 'args': [{}, {'____': ____}]}]