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from bokeh.charts import HeatMap, output_file, show
from bokeh.sampledata.unemployment1948 import data
# pandas magic
df = data[data.columns[:-2]]
df2 = df.set_index(df[df.columns[0]].astype(str))
df2.drop(df.columns[0], axis=1, inplace=True)
df3 = df2.transpose()
output_file("cat_heatmap.html")
hm = HeatMap(df3, title="categorical heatmap", width=800)
show(hm)