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# Load UCI census train and test data into dataframes.
import pandas as pd
features = ["Age", "Workclass", "fnlwgt", "Education", "Education-Num", "Marital Status",
            "Occupation", "Relationship", "Race", "Sex", "Capital Gain", "Capital Loss",
            "Hours per week", "Country", "Target"]
train_data = pd.read_csv(
    "https://archive.ics.uci.edu/ml/machine-learning-databases/adult/adult.data",
    names=features,
    sep=r'\s*,\s*',
    engine='python',
    na_values="?")
test_data = pd.read_csv(
    "https://archive.ics.uci.edu/ml/machine-learning-databases/adult/adult.test",
    names=features,
    sep=r'\s*,\s*',
    skiprows=[0],
    engine='python',
    na_values="?")


    

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# Calculate the feature statistics proto from the datasets and stringify it for use in facets overview.

# This code assumes that the facets-overview package has been installed through pip,
# along with a tensorflow (or tensorflow-gpu) package.
from facets_overview.generic_feature_statistics_generator import GenericFeatureStatisticsGenerator
import base64

gfsg = GenericFeatureStatisticsGenerator()
proto = gfsg.ProtoFromDataFrames([{'name': 'train', 'table': train_data},
                                  {'name': 'test', 'table': test_data}])
protostr = base64.b64encode(proto.SerializeToString()).decode("utf-8")


    

In [ ]:

    

# Display the facets overview visualization for this data
from IPython.core.display import display, HTML

HTML_TEMPLATE = """
        <script src="https://cdnjs.cloudflare.com/ajax/libs/webcomponentsjs/1.3.3/webcomponents-lite.js"></script>
        <link rel="import" href="https://raw.githubusercontent.com/PAIR-code/facets/1.0.0/facets-dist/facets-jupyter.html" >
        <facets-overview id="elem"></facets-overview>
        <script>
          document.querySelector("#elem").protoInput = "{protostr}";
        </script>"""
html = HTML_TEMPLATE.format(protostr=protostr)
display(HTML(html))