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83 lines
2.5 KiB
Python
83 lines
2.5 KiB
Python
"""
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Falkensee
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-----------------------
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This example is a reproduction of the Falkensee plot found in the vega-lite examples.
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"""
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# category: case studies
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import altair as alt
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source = [
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{"year": "1875", "population": 1309},
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{"year": "1890", "population": 1558},
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{"year": "1910", "population": 4512},
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{"year": "1925", "population": 8180},
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{"year": "1933", "population": 15915},
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{"year": "1939", "population": 24824},
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{"year": "1946", "population": 28275},
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{"year": "1950", "population": 29189},
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{"year": "1964", "population": 29881},
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{"year": "1971", "population": 26007},
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{"year": "1981", "population": 24029},
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{"year": "1985", "population": 23340},
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{"year": "1989", "population": 22307},
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{"year": "1990", "population": 22087},
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{"year": "1991", "population": 22139},
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{"year": "1992", "population": 22105},
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{"year": "1993", "population": 22242},
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{"year": "1994", "population": 22801},
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{"year": "1995", "population": 24273},
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{"year": "1996", "population": 25640},
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{"year": "1997", "population": 27393},
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{"year": "1998", "population": 29505},
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{"year": "1999", "population": 32124},
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{"year": "2000", "population": 33791},
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{"year": "2001", "population": 35297},
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{"year": "2002", "population": 36179},
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{"year": "2003", "population": 36829},
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{"year": "2004", "population": 37493},
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{"year": "2005", "population": 38376},
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{"year": "2006", "population": 39008},
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{"year": "2007", "population": 39366},
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{"year": "2008", "population": 39821},
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{"year": "2009", "population": 40179},
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{"year": "2010", "population": 40511},
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{"year": "2011", "population": 40465},
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{"year": "2012", "population": 40905},
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{"year": "2013", "population": 41258},
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{"year": "2014", "population": 41777}
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]
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source2 = [{
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"start": "1933",
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"end": "1945",
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"event": "Nazi Rule"
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},
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{
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"start": "1948",
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"end": "1989",
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"event": "GDR (East Germany)"
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}]
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source = alt.pd.DataFrame(source)
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source2 = alt.pd.DataFrame(source2)
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line = alt.Chart(source).mark_line(color='#333').encode(
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alt.X('year:T', axis=alt.Axis(format='%Y')),
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y='population'
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).properties(
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width=500,
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height=300
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)
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point = line.mark_point(color='#333')
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rect = alt.Chart(source2).mark_rect().encode(
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x='start:T',
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x2='end:T',
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color='event:N'
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)
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rect + line + point
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