1 + 2
import matplotlib.pyplot as plt
import numpy as np
import pandas as pd
import scipy as sc
import seaborn as sns
# load an example dataset
from vega_datasets import data
cars = data.cars()
# plot the dataset, referencing dataframe column names
import altair as alt
alt.Chart(cars).mark_bar().encode(
x=alt.X('Miles_per_Gallon', bin=True),
y='count()',
)
Execution error
ModuleNotFoundError: No module named 'vega_datasets'
This chart is empty
Chart was probably not set up properly in the notebook