plot anomalies.py

def plot_anomalies(forecasted):
    interval = alt.Chart(forecasted).mark_area(interpolate="basis", color = '#7FC97F').encode(
    x=alt.X('ds:T',  title ='date'),
    y='yhat_upper',
    y2='yhat_lower',
    tooltip=['ds', 'fact', 'yhat_lower', 'yhat_upper']
    ).interactive().properties(
        title='Anomaly Detection'
    )

    fact = alt.Chart(forecasted[forecasted.anomaly==0]).mark_circle(size=15, opacity=0.7, color = 'Black').encode(
        x='ds:T',
        y=alt.Y('fact', title='sales'),    
        tooltip=['ds', 'fact', 'yhat_lower', 'yhat_upper']
    ).interactive()

    anomalies = alt.Chart(forecasted[forecasted.anomaly!=0]).mark_circle(size=30, color = 'Red').encode(
        x='ds:T',
        y=alt.Y('fact', title='sales'),    
        tooltip=['ds', 'fact', 'yhat_lower', 'yhat_upper'],
        size = alt.Size( 'importance', legend=None)
    ).interactive()

    return alt.layer(interval, fact, anomalies)\
              .properties(width=870, height=450)\
              .configure_title(fontSize=20)
              
  plot_anomalies(pred)

Hi, can you please give an alternative to alt, for some reason after updating my jupyter lab and multiple tries alt refuses to render.

Much thanks!