from __future__ import print_function
import numpy as np
import pandas as pd
from bokeh.util.browser import view
from bokeh.document import Document
from bokeh.embed import file_html
from bokeh.layouts import column, gridplot
from bokeh.models import Circle, ColumnDataSource, Div, Grid, Line, LinearAxis, Plot, Range1d
from bokeh.resources import INLINE
raw_columns=[
[10.0, 8.04, 10.0, 9.14, 10.0, 7.46, 8.0, 6.58],
[8.0, 6.95, 8.0, 8.14, 8.0, 6.77, 8.0, 5.76],
[13.0, 7.58, 13.0, 8.74, 13.0, 12.74, 8.0, 7.71],
[9.0, 8.81, 9.0, 8.77, 9.0, 7.11, 8.0, 8.84],
[11.0, 8.33, 11.0, 9.26, 11.0, 7.81, 8.0, 8.47],
[14.0, 9.96, 14.0, 8.10, 14.0, 8.84, 8.0, 7.04],
[6.0, 7.24, 6.0, 6.13, 6.0, 6.08, 8.0, 5.25],
[4.0, 4.26, 4.0, 3.10, 4.0, 5.39, 19.0, 12.5],
[12.0, 10.84, 12.0, 9.13, 12.0, 8.15, 8.0, 5.56],
[7.0, 4.82, 7.0, 7.26, 7.0, 6.42, 8.0, 7.91],
[5.0, 5.68, 5.0, 4.74, 5.0, 5.73, 8.0, 6.89]]
quartet = pd.DataFrame(data=raw_columns, columns=
['Ix','Iy','IIx','IIy','IIIx','IIIy','IVx','IVy'])
circles_source = ColumnDataSource(
data = dict(
xi = quartet['Ix'],
yi = quartet['Iy'],
xii = quartet['IIx'],
yii = quartet['IIy'],
xiii = quartet['IIIx'],
yiii = quartet['IIIy'],
xiv = quartet['IVx'],
yiv = quartet['IVy'],
)
)
x = np.linspace(-0.5, 20.5, 10)
y = 3 + 0.5 * x
lines_source = ColumnDataSource(data=dict(x=x, y=y))
xdr = Range1d(start=-0.5, end=20.5)
ydr = Range1d(start=-0.5, end=20.5)
def make_plot(title, xname, yname):
plot = Plot(x_range=xdr, y_range=ydr, plot_width=400, plot_height=400,
background_fill_color='#efefef')
plot.title.text = title
xaxis = LinearAxis(axis_line_color=None)
plot.add_layout(xaxis, 'below')
yaxis = LinearAxis(axis_line_color=None)
plot.add_layout(yaxis, 'left')
plot.add_layout(Grid(dimension=0, ticker=xaxis.ticker))
plot.add_layout(Grid(dimension=1, ticker=yaxis.ticker))
line = Line(x='x', y='y', line_color="#666699", line_width=2)
plot.add_glyph(lines_source, line)
circle = Circle(
x=xname, y=yname, size=12,
fill_color="#cc6633", line_color="#cc6633", fill_alpha=0.5
)
plot.add_glyph(circles_source, circle)
return plot
#where will this comment show up
I = make_plot('I', 'xi', 'yi')
II = make_plot('II', 'xii', 'yii')
III = make_plot('III', 'xiii', 'yiii')
IV = make_plot('IV', 'xiv', 'yiv')
grid = gridplot([[I, II], [III, IV]], toolbar_location=None)
div = Div(text="""
<h1>Anscombe's Quartet</h1>
<p>Anscombe's quartet is a collection of four small datasets that have nearly
identical simple descriptive statistics (mean, variance, correlation, and linear
regression lines), yet appear very different when graphed.
</p>
""")
doc = Document()
doc.add_root(column(div, grid, sizing_mode="scale_width"))
if __name__ == "__main__":
doc.validate()
filename = "anscombe.html"
with open(filename, "w") as f:
f.write(file_html(doc, INLINE, "Anscombe's Quartet"))
print("Wrote %s" % filename)
view(filename)
