def layout():
year_select = Select(title="Year:", value="2010", options=years)
location_select = Select(title="Location:", value="World", options=locations)
year_select.on_change('value', on_year_change)
location_select.on_change('value', on_location_change)
controls = HBox(children=[year_select, location_select])
layout = VBox(children=[controls, pyramid(), population()])
return layout
def layout():
year_select = Select(title="Year:", value="2010", options=years)
location_select = Select(title="Location:", value="World", options=locations)
year_select.on_change('value', on_year_change)
location_select.on_change('value', on_location_change)
controls = HBox(children=[year_select, location_select])
layout = VBox(children=[controls, pyramid(), population()])
return layout
def create(self):
manufacturers = sorted(mpg["manufacturer"].unique())
models = sorted(mpg["model"].unique())
transmissions = sorted(mpg["trans"].unique())
drives = sorted(mpg["drv"].unique())
classes = sorted(mpg["class"].unique())
manufacturer_select = Select(title="Manufacturer:", value="All", options=["All"] + manufacturers)
manufacturer_select.on_change('value', self.on_manufacturer_change)
model_select = Select(title="Model:", value="All", options=["All"] + models)
model_select.on_change('value', self.on_model_change)
transmission_select = Select(title="Transmission:", value="All", options=["All"] + transmissions)
transmission_select.on_change('value', self.on_transmission_change)
drive_select = Select(title="Drive:", value="All", options=["All"] + drives)
drive_select.on_change('value', self.on_drive_change)
class_select = Select(title="Class:", value="All", options=["All"] + classes)
class_select.on_change('value', self.on_class_change)
columns = [
TableColumn(field="manufacturer", header="Manufacturer", type="autocomplete", source=manufacturers),
TableColumn(field="model", header="Model", type="autocomplete", source=models),
TableColumn(field="displ", header="Displacement", type="numeric", format="0.00"),
TableColumn(field="year", header="Year", type="numeric"),
TableColumn(field="cyl", header="Cylinders", type="numeric"),
TableColumn(field="trans", header="Transmission", type="dropdown", strict=True, source=transmissions),
TableColumn(field="drv", header="Drive", type="autocomplete", strict=True, source=drives),
TableColumn(field="class", header="Class", type="autocomplete", strict=True, source=classes),
TableColumn(field="cty", header="City MPG", type="numeric"),
TableColumn(field="hwy", header="Highway MPG", type="numeric"),
]
handson_table = HandsonTable(source=self.source, columns=columns, sorting=True)
xdr = DataRange1d(sources=[self.source.columns("index")])
#xdr = FactorRange(factors=manufacturers)
ydr = DataRange1d(sources=[self.source.columns("cty"), self.source.columns("hwy")])
plot = Plot(title=None, data_sources=[self.source], x_range=xdr, y_range=ydr, plot_width=800, plot_height=300)
xaxis = LinearAxis(plot=plot)
plot.below.append(xaxis)
yaxis = LinearAxis(plot=plot)
ygrid = Grid(plot=plot, dimension=1, ticker=yaxis.ticker)
plot.left.append(yaxis)
cty = Glyph(data_source=self.source, glyph=Circle(x="index", y="cty", fill_color="green"))
hwy = Glyph(data_source=self.source, glyph=Circle(x="index", y="hwy", fill_color="red"))
select_tool = BoxSelectTool(renderers=[cty, hwy], select_y=False)
plot.tools.append(select_tool)
overlay = BoxSelectionOverlay(tool=select_tool)
plot.renderers.extend([cty, hwy, ygrid, overlay])
controls = VBox(children=[manufacturer_select, model_select, transmission_select, drive_select, class_select], width=200)
top_panel = HBox(children=[controls, plot])
layout = VBox(children=[top_panel, handson_table])
return layout
def create_layout(self):
from bokeh.widgets import Select, HBox, VBox
years = list(map(str, sorted(self.df.Year.unique())))
locations = sorted(self.df.Location.unique())
year_select = Select(title="Year:", value="2010", options=years)
location_select = Select(title="Location:", value="World", options=locations)
year_select.on_change('value', self.on_year_change)
location_select.on_change('value', self.on_location_change)
controls = HBox(year_select, location_select)
self.layout = VBox(controls, self.plot)
def create_layout(self):
from bokeh.widgets import Select, HBox, VBox
years = list(map(str, sorted(self.df.Year.unique())))
locations = sorted(self.df.Location.unique())
year_select = Select(title="Year:", value="2010", options=years)
location_select = Select(title="Location:",
value="World",
options=locations)
year_select.on_change('value', self.on_year_change)
location_select.on_change('value', self.on_location_change)
controls = HBox(year_select, location_select)
self.layout = VBox(controls, self.plot)
def create(self):
manufacturers = sorted(mpg["manufacturer"].unique())
models = sorted(mpg["model"].unique())
transmissions = sorted(mpg["trans"].unique())
drives = sorted(mpg["drv"].unique())
classes = sorted(mpg["class"].unique())
manufacturer_select = Select(title="Manufacturer:",
value="All",
options=["All"] + manufacturers)
manufacturer_select.on_change('value', self.on_manufacturer_change)
model_select = Select(title="Model:",
value="All",
options=["All"] + models)
model_select.on_change('value', self.on_model_change)
transmission_select = Select(title="Transmission:",
value="All",
options=["All"] + transmissions)
transmission_select.on_change('value', self.on_transmission_change)
drive_select = Select(title="Drive:",
value="All",
options=["All"] + drives)
drive_select.on_change('value', self.on_drive_change)
class_select = Select(title="Class:",
value="All",
options=["All"] + classes)
class_select.on_change('value', self.on_class_change)
columns = [
TableColumn(field="manufacturer",
header="Manufacturer",
type="autocomplete",
source=manufacturers),
TableColumn(field="model",
header="Model",
type="autocomplete",
source=models),
TableColumn(field="displ",
header="Displacement",
type="numeric",
format="0.00"),
TableColumn(field="year", header="Year", type="numeric"),
TableColumn(field="cyl", header="Cylinders", type="numeric"),
TableColumn(field="trans",
header="Transmission",
type="dropdown",
strict=True,
source=transmissions),
TableColumn(field="drv",
header="Drive",
type="autocomplete",
strict=True,
source=drives),
TableColumn(field="class",
header="Class",
type="autocomplete",
strict=True,
source=classes),
TableColumn(field="cty", header="City MPG", type="numeric"),
TableColumn(field="hwy", header="Highway MPG", type="numeric"),
]
handson_table = HandsonTable(source=self.source,
columns=columns,
sorting=True)
xdr = DataRange1d(sources=[self.source.columns("index")])
#xdr = FactorRange(factors=manufacturers)
ydr = DataRange1d(
sources=[self.source.columns("cty"),
self.source.columns("hwy")])
plot = Plot(title=None,
data_sources=[self.source],
x_range=xdr,
y_range=ydr,
plot_width=800,
plot_height=300)
xaxis = LinearAxis(plot=plot)
plot.below.append(xaxis)
yaxis = LinearAxis(plot=plot)
ygrid = Grid(plot=plot, dimension=1, ticker=yaxis.ticker)
plot.left.append(yaxis)
cty = Glyph(data_source=self.source,
glyph=Circle(x="index",
y="cty",
fill_color="#396285",
size=8,
fill_alpha=0.5,
line_alpha=0.5))
hwy = Glyph(data_source=self.source,
glyph=Circle(x="index",
y="hwy",
fill_color="#CE603D",
size=8,
fill_alpha=0.5,
line_alpha=0.5))
select_tool = BoxSelectTool(renderers=[cty, hwy], select_y=False)
plot.tools.append(select_tool)
overlay = BoxSelectionOverlay(tool=select_tool)
plot.renderers.extend([cty, hwy, ygrid, overlay])
controls = VBox(children=[
manufacturer_select, model_select, transmission_select,
drive_select, class_select
],
width=200)
top_panel = HBox(children=[controls, plot])
layout = VBox(children=[top_panel, handson_table])
return layout
class StockApp(VBox):
extra_generated_classes = [["StockApp", "StockApp", "VBox"]]
jsmodel = "VBox"
# text statistics
pretext = Instance(PreText)
# plots
plot = Instance(Plot)
line_plot1 = Instance(Plot)
line_plot2 = Instance(Plot)
hist1 = Instance(Plot)
hist2 = Instance(Plot)
# data source
source = Instance(ColumnDataSource)
# layout boxes
mainrow = Instance(HBox)
histrow = Instance(HBox)
statsbox = Instance(VBox)
# inputs
ticker1 = String(default="AAPL")
ticker2 = String(default="GOOG")
ticker1_select = Instance(Select)
ticker2_select = Instance(Select)
input_box = Instance(VBoxForm)
def __init__(self, *args, **kwargs):
super(StockApp, self).__init__(*args, **kwargs)
self._dfs = {}
@classmethod
def create(cls):
"""
This function is called once, and is responsible for
creating all objects (plots, datasources, etc)
"""
# create layout widgets
obj = cls()
obj.mainrow = HBox()
obj.histrow = HBox()
obj.statsbox = VBox()
obj.input_box = VBoxForm()
# create input widgets
obj.make_inputs()
# outputs
obj.pretext = PreText(text="", width=500)
obj.make_source()
obj.make_plots()
obj.make_stats()
# layout
obj.set_children()
return obj
def make_inputs(self):
self.ticker1_select = Select(
name='ticker1',
value='AAPL',
options=['AAPL', 'GOOG', 'INTC', 'BRCM', 'YHOO']
)
self.ticker2_select = Select(
name='ticker2',
value='GOOG',
options=['AAPL', 'GOOG', 'INTC', 'BRCM', 'YHOO']
)
@property
def selected_df(self):
pandas_df = self.df
selected = self.source.selected
if selected:
pandas_df = pandas_df.iloc[selected, :]
return pandas_df
def make_source(self):
self.source = ColumnDataSource(data=self.df)
def line_plot(self, ticker, x_range=None):
plot = circle(
'date', ticker,
title=ticker,
size=2,
x_range=x_range,
x_axis_type='datetime',
source=self.source,
title_text_font_size="10pt",
plot_width=1000, plot_height=200,
nonselection_alpha=0.02,
tools="pan,wheel_zoom,select"
)
return plot
def hist_plot(self, ticker):
global_hist, global_bins = np.histogram(self.df[ticker + "_returns"], bins=50)
hist, bins = np.histogram(self.selected_df[ticker + "_returns"], bins=50)
width = 0.7 * (bins[1] - bins[0])
center = (bins[:-1] + bins[1:]) / 2
start = global_bins.min()
end = global_bins.max()
top = hist.max()
return rect(
center, hist/2.0, width, hist,
title="%s hist" % ticker,
plot_width=500, plot_height=200,
tools="",
title_text_font_size="10pt",
x_range=[start, end],
y_range=[0, top],
)
def make_plots(self):
ticker1 = self.ticker1
ticker2 = self.ticker2
self.plot = circle(
ticker1 + "_returns", ticker2 + "_returns",
size=2,
title="%s vs %s" %(ticker1, ticker2),
source=self.source,
plot_width=400, plot_height=400,
tools="pan,wheel_zoom,select",
title_text_font_size="10pt",
nonselection_alpha=0.02,
)
self.line_plot1 = self.line_plot(ticker1)
self.line_plot2 = self.line_plot(ticker2, self.line_plot1.x_range)
self.hist_plots()
def hist_plots(self):
ticker1 = self.ticker1
ticker2 = self.ticker2
self.hist1 = self.hist_plot(ticker1)
self.hist2 = self.hist_plot(ticker2)
def set_children(self):
self.children = [self.mainrow, self.histrow, self.line_plot1, self.line_plot2]
self.mainrow.children = [self.input_box, self.plot, self.statsbox]
self.input_box.children = [self.ticker1_select, self.ticker2_select]
self.histrow.children = [self.hist1, self.hist2]
self.statsbox.children = [self.pretext]
def input_change(self, obj, attrname, old, new):
if obj == self.ticker2_select:
self.ticker2 = new
if obj == self.ticker1_select:
self.ticker1 = new
self.make_source()
self.make_plots()
self.set_children()
curdoc().add(self)
def setup_events(self):
super(StockApp, self).setup_events()
if self.source:
self.source.on_change('selected', self, 'selection_change')
if self.ticker1_select:
self.ticker1_select.on_change('value', self, 'input_change')
if self.ticker2_select:
self.ticker2_select.on_change('value', self, 'input_change')
def make_stats(self):
stats = self.selected_df.describe()
self.pretext.text = str(stats)
def selection_change(self, obj, attrname, old, new):
self.make_stats()
self.hist_plots()
self.set_children()
curdoc().add(self)
@property
def df(self):
return get_data(self.ticker1, self.ticker2)
print("Updating plot ranges with new seqLength = {}".format(seqLength))
plot.title = porin + " vs. PAO1 Differences"
plot.x_range.end = seqLength + 15
plot.y_range.factors = strains
def on_porin_change(obj, attr, old, new):
"Load the new porin data"
print("Updating to porin: " + new)
global porin
porin = new
update_data()
update_plot()
session.store_document(document)
porinSelect = Select(title="Porin", value="oprD", options=porins)
porinSelect.on_change("value", on_porin_change)
def on_sort_change(obj, attr, old, new):
global sortBy
sortBy = new
print("Now sorting by: {}".format(new))
update_data()
update_plot()
session.store_document(document)
sortSelect = Select(title="Sort by", value=MICcols[0], options=MICcols)
sortSelect.on_change("value", on_sort_change)
controls = HBox(children=[porinSelect, sortSelect])