def test_label_already_exists(self) -> None:
legend = Legend(items=[LegendItem(label=field("foo"))])
renderer = GlyphRenderer()
bpl._handle_legend_field("foo", legend, renderer)
assert len(legend.items) == 1
assert legend.items[0].label == field("foo")
assert legend.items[0].renderers == [renderer]
def test_LabelSet() -> None:
label_set = LabelSet()
assert label_set.level == 'annotation'
assert label_set.x == field("x")
assert label_set.y == field("y")
assert label_set.x_units == 'data'
assert label_set.y_units == 'data'
assert label_set.text == field("text")
assert label_set.angle == 0
assert label_set.angle_units == 'rad'
assert label_set.x_offset == 0
assert label_set.y_offset == 0
assert label_set.render_mode == 'canvas'
assert label_set.x_range_name == 'default'
assert label_set.y_range_name == 'default'
assert isinstance(label_set.source, ColumnDataSource)
assert label_set.source.data == {}
check_text_properties(label_set)
check_fill_properties(label_set, "background_", None, 1.0)
check_line_properties(label_set, "border_", None, 1.0, 1.0)
check_properties_existence(label_set, [
"visible", "level", "x", "y", "x_units", "y_units", "text", "angle",
"angle_units", "x_offset", "y_offset", "render_mode", "x_range_name",
"y_range_name", "source"
], TEXT, ANGLE, prefix('border_', LINE), prefix('background_', FILL))
def test_Arrow() -> None:
arrow = Arrow()
assert arrow.x_start == field("x_start")
assert arrow.y_start == field("y_start")
assert arrow.start_units == 'data'
assert arrow.start is None
assert arrow.x_end == field("x_end")
assert arrow.y_end == field("y_end")
assert arrow.end_units == 'data'
assert isinstance(arrow.end, ArrowHead)
assert isinstance(arrow.source, ColumnDataSource)
assert arrow.x_range_name == "default"
assert arrow.y_range_name == "default"
check_line_properties(arrow)
check_properties_existence(
arrow, ANNOTATION + [
"x_start",
"y_start",
"start_units",
"start",
"x_end",
"y_end",
"end_units",
"end",
"source",
], LINE)
def test_Whisker() -> None:
whisker = Whisker()
assert whisker.level == 'underlay'
assert whisker.lower == field("lower")
assert whisker.lower_units == 'data'
assert isinstance(whisker.lower_head, ArrowHead)
assert whisker.lower_head.size == 10
assert whisker.upper == field("upper")
assert whisker.upper_units == 'data'
assert isinstance(whisker.upper_head, ArrowHead)
assert whisker.upper_head.size == 10
assert whisker.base == field("base")
assert whisker.dimension == 'height'
assert isinstance(whisker.source, ColumnDataSource)
assert whisker.x_range_name == 'default'
assert whisker.y_range_name == 'default'
check_line_properties(whisker, "")
check_properties_existence(
whisker, ANNOTATION + [
"lower",
"lower_units",
"lower_head",
"upper",
"upper_units",
"upper_head",
"base",
"base_units",
"dimension",
"source",
], LINE)
def test_Band() -> None:
band = Band()
assert band.level == 'annotation'
assert band.lower == field("lower")
assert band.lower_units == 'data'
assert band.upper == field("upper")
assert band.upper_units == 'data'
assert band.base == field("base")
assert band.dimension == 'height'
assert isinstance(band.source, ColumnDataSource)
assert band.x_range_name == 'default'
assert band.y_range_name == 'default'
check_line_properties(band, "", "#cccccc", 1.0, 0.3)
check_fill_properties(band, "", "#fff9ba", 0.4)
check_properties_existence(
band, ANNOTATION + [
"lower",
"lower_units",
"upper",
"upper_units",
"base",
"base_units",
"dimension",
"source",
], LINE, FILL)
def test_legend_powered_by_source(output_file_url, selenium, screenshot):
plot = Plot(height=HEIGHT,
width=WIDTH,
x_range=Range1d(0, 4),
y_range=Range1d(0, 4),
toolbar_location=None)
source = ColumnDataSource(
dict(
x=[1, 2, 3],
y=[1, 2, 3],
color=['red', 'green', 'blue'],
label=['Color Red', 'Color Green', 'Color Blue'],
))
circle = Circle(x='x', y='y', fill_color='color', size=20)
circle_renderer = plot.add_glyph(source, circle)
plot.add_layout(
Legend(items=[
LegendItem(label=field('label'), renderers=[circle_renderer])
]))
# Save the plot and start the test
save(plot)
selenium.get(output_file_url)
assert has_no_console_errors(selenium)
# Take screenshot
assert screenshot.is_valid()
def display_season_overview(src, seasonNum, yrange, xrange): # creating and displaying visualizations
figure_season_overview = figure(title="Season Overview : "+str(seasonNum), tools="hover, save",\
y_range=yrange, x_range=list(xrange), plot_width=1200, plot_height=500)
figure_season_overview.xaxis.major_label_orientation = 45 # Configuring
figure_season_overview.yaxis.axis_label = 'Stadium Cities' # figure
figure_season_overview.xaxis.axis_label = 'Dates' # settings
rect = Rect(x="dates", y="cities", width=0.8, height=0.8, fill_alpha=0.8, fill_color="type_color")
rect_render = figure_season_overview.add_glyph(src, rect)
legend = Legend(items=[ LegendItem(label=field("label"), renderers=[rect_render]) ])
figure_season_overview.add_layout(legend, 'left')
figure_season_overview.legend.background_fill_color = "grey"
figure_season_overview.legend.background_fill_alpha = 0.1
figure_season_overview.legend.border_line_color = "black"
figure_season_overview.select_one(HoverTool).tooltips = [
("Date", "@dates"),
("Team1", "@team1"), # Configuring
("Team2", "@team2"), # Hover
("Venue", "@venues"), # Tool
("City", "@cities"),
("Winner", "@winners"),
("Man of the match","@player_of_match")
]
return figure_season_overview # displaying generated visualization
def jitter(field_name, width, mean=0, distribution="uniform", range=None):
''' Create a ``DataSpec`` dict to apply a client-side ``Jitter``
transformation to a ``ColumnDataSource`` column.
Args:
field_name (str) : a field name to configure ``DataSpec`` with
width (float) : the width of the random distribition to apply
mean (float, optional) : an offset to apply (default: 0)
distribution (str, optional) : ``"uniform"`` or ``"normal"``
(default: ``"uniform"``)
range (Range, optional) : a range to use for computing synthetic
coordinates when necessary, e.g. a ``FactorRange`` when the
column data is categorical (default: None)
Returns:
dict
'''
return field(
field_name,
Jitter(mean=mean, width=width, distribution=distribution, range=range))
def factor_cmap(field_name, palette, factors, start=0, end=None, nan_color="gray"):
''' Create a ``DataSpec`` dict to apply a client-side
``CategoricalColorMapper`` transformation to a ``ColumnDataSource``
column.
Args:
field_name (str) : a field name to configure ``DataSpec`` with
palette (seq[color]) : a list of colors to use for colormapping
factors (seq) : a sequences of categorical factors corresponding to
the palette
start (int, optional) : a start slice index to apply when the column
data has factors with multiple levels. (default: 0)
end (int, optional) : an end slice index to apply when the column
data has factors with multiple levels. (default: None)
nan_color (color, optional) : a default color to use when mapping data
from a column does not succeed (default: "gray")
Returns:
dict
'''
return field(field_name, CategoricalColorMapper(palette=palette,
factors=factors,
start=start,
end=end,
nan_color=nan_color))
def jitter(field_name, width, mean=0, distribution="uniform", range=None):
''' Create a ``DataSpec`` dict to apply a client-side ``Jitter``
transformation to a ``ColumnDataSource`` column.
Args:
field_name (str) : a field name to configure ``DataSpec`` with
width (float) : the width of the random distribition to apply
mean (float, optional) : an offset to apply (default: 0)
distribution (str, optional) : ``"uniform"`` or ``"normal"``
(default: ``"uniform"``)
range (Range, optional) : a range to use for computing synthetic
coordinates when necessary, e.g. a ``FactorRange`` when the
column data is categorical (default: None)
Returns:
dict
'''
return field(field_name, Jitter(mean=mean,
width=width,
distribution=distribution,
range=range))
def log_cmap(field_name, palette, low, high, low_color=None, high_color=None, nan_color="gray"):
''' Create a ``DataSpec`` dict to apply a client-side ``LogColorMapper``
transformation to a ``ColumnDataSource`` column.
Args:
field_name (str) : a field name to configure ``DataSpec`` with
palette (seq[color]) : a list of colors to use for colormapping
low (float) : a minimum value of the range to map into the palette.
Values below this are clamped to ``low``.
high (float) : a maximum value of the range to map into the palette.
Values above this are clamped to ``high``.
low_color (color, optional) : color to be used if data is lower than
``low`` value. If None, values lower than ``low`` are mapped to the
first color in the palette. (default: None)
high_color (color, optional) : color to be used if data is higher than
``high`` value. If None, values higher than ``high`` are mapped to
the last color in the palette. (default: None)
nan_color (color, optional) : a default color to use when mapping data
from a column does not succeed (default: "gray")
'''
return field(field_name, LogColorMapper(palette=palette,
low=low,
high=high,
nan_color=nan_color,
low_color=low_color,
high_color=high_color))
def test_legend_item_with_field_label_raises_error_if_field_not_in_cds():
legend_item = LegendItem()
gr_1 = GlyphRenderer(data_source=ColumnDataSource())
legend_item.label = field('label')
legend_item.renderers = [gr_1]
with mock.patch('bokeh.core.validation.check.logger') as mock_logger:
check_integrity([legend_item])
assert mock_logger.error.call_count == 1
def test_handle_node_marker_dataspec_correctly(self) -> None:
node_source = {'marker': ['square', 'circle', 'x']}
kw = bpg.get_graph_kwargs(node_source, {}, node_marker='marker')
node_glyph = kw['node_renderer'].glyph
assert isinstance(node_glyph, Scatter)
assert node_glyph.marker == field('marker')
def test_legend_item_with_field_label_raises_error_if_field_not_in_cds():
legend_item = LegendItem()
gr_1 = GlyphRenderer(data_source=ColumnDataSource())
legend_item.label = field('label')
legend_item.renderers = [gr_1]
with mock.patch('bokeh.core.validation.check.logger') as mock_logger:
check_integrity([legend_item])
assert mock_logger.error.call_count == 1
def test_legend_item_with_field_label_and_different_data_sources_raises_a_validation_error():
legend_item = LegendItem()
gr_1 = GlyphRenderer(data_source=ColumnDataSource(data={'label': [1]}))
gr_2 = GlyphRenderer(data_source=ColumnDataSource(data={'label': [1]}))
legend_item.label = field('label')
legend_item.renderers = [gr_1, gr_2]
with mock.patch('bokeh.core.validation.check.logger') as mock_logger:
check_integrity([legend_item])
assert mock_logger.error.call_count == 1
def test_legend_item_with_field_label_and_different_data_sources_raises_a_validation_error():
legend_item = LegendItem()
gr_1 = GlyphRenderer(data_source=ColumnDataSource(data={'label': [1]}))
gr_2 = GlyphRenderer(data_source=ColumnDataSource(data={'label': [1]}))
legend_item.label = field('label')
legend_item.renderers = [gr_1, gr_2]
with mock.patch('bokeh.core.validation.check.logger') as mock_logger:
check_integrity([legend_item])
assert mock_logger.error.call_count == 1
def transform(field_name, transform):
''' Create a ``DataSpec`` dict to apply an arbitrary client-side
``Transform`` to a ``ColumnDataSource`` column.
Args:
field_name (str) : A field name to configure ``DataSpec`` with
transform (Transform) : A transforms to apply to that field
Returns:
dict
'''
return field(field_name, transform)
def transform(field_name, transform):
''' Create a ``DataSpec`` dict to apply an arbitrary client-side
``Transform`` to a ``ColumnDataSource`` column.
Args:
field_name (str) : A field name to configure ``DataSpec`` with
transform (Transform) : A transforms to apply to that field
Returns:
dict
'''
return field(field_name, transform)
def dodge(field_name, value, range=None):
''' Create a ``DataSpec`` dict to apply a client-side ``Jitter``
transformation to a ``ColumnDataSource`` column.
Args:
field_name (str) : a field name to configure ``DataSpec`` with
value (float) : the fixed offset to add to column data
range (Range, optional) : a range to use for computing synthetic
coordinates when necessary, e.g. a ``FactorRange`` when the
column data is categorical (default: None)
Returns:
dict
'''
return field(field_name, Dodge(value=value, range=range))
def dodge(field_name, value, range=None):
''' Create a ``DataSpec`` dict to apply a client-side ``Jitter``
transformation to a ``ColumnDataSource`` column.
Args:
field_name (str) : a field name to configure ``DataSpec`` with
value (float) : the fixed offset to add to column data
range (Range, optional) : a range to use for computing synthetic
coordinates when necessary, e.g. a ``FactorRange`` when the
column data is categorical (default: None)
Returns:
dict
'''
return field(field_name, Dodge(value=value, range=range))
def log_cmap(field_name,
palette,
low,
high,
low_color=None,
high_color=None,
nan_color="gray"):
''' Create a ``DataSpec`` dict to apply a client-side ``LogColorMapper``
transformation to a ``ColumnDataSource`` column.
Args:
field_name (str) : a field name to configure ``DataSpec`` with
palette (seq[color]) : a list of colors to use for colormapping
low (float) : a minimum value of the range to map into the palette.
Values below this are clamped to ``low``.
high (float) : a maximum value of the range to map into the palette.
Values above this are clamped to ``high``.
low_color (color, optional) : color to be used if data is lower than
``low`` value. If None, values lower than ``low`` are mapped to the
first color in the palette. (default: None)
high_color (color, optional) : color to be used if data is higher than
``high`` value. If None, values higher than ``high`` are mapped to
the last color in the palette. (default: None)
nan_color (color, optional) : a default color to use when mapping data
from a column does not succeed (default: "gray")
'''
return field(
field_name,
LogColorMapper(palette=palette,
low=low,
high=high,
nan_color=nan_color,
low_color=low_color,
high_color=high_color))
def factor_cmap(field_name,
palette,
factors,
start=0,
end=None,
nan_color="gray"):
''' Create a ``DataSpec`` dict to apply a client-side
``CategoricalColorMapper`` transformation to a ``ColumnDataSource``
column.
Args:
field_name (str) : a field name to configure ``DataSpec`` with
palette (seq[color]) : a list of colors to use for colormapping
factors (seq) : a sequences of categorical factors corresponding to
the palette
start (int, optional) : a start slice index to apply when the column
data has factors with multiple levels. (default: 0)
end (int, optional) : an end slice index to apply when the column
data has factors with multiple levels. (default: None)
nan_color (color, optional) : a default color to use when mapping data
from a column does not succeed (default: "gray")
Returns:
dict
'''
return field(
field_name,
CategoricalColorMapper(palette=palette,
factors=factors,
start=start,
end=end,
nan_color=nan_color))
def test_legend_powered_by_source(output_file_url, selenium, screenshot):
plot = Plot(
height=HEIGHT, width=WIDTH,
x_range=Range1d(0, 4), y_range=Range1d(0, 4),
toolbar_location=None
)
source = ColumnDataSource(dict(
x=[1, 2, 3],
y=[1, 2, 3],
color=['red', 'green', 'blue'],
label=['Color Red', 'Color Green', 'Color Blue'],
))
circle = Circle(x='x', y='y', fill_color='color', size=20)
circle_renderer = plot.add_glyph(source, circle)
plot.add_layout(Legend(items=[LegendItem(label=field('label'), renderers=[circle_renderer])]))
# Save the plot and start the test
save(plot)
selenium.get(output_file_url)
assert has_no_console_errors(selenium)
# Take screenshot
assert screenshot.is_valid()
)
circles = plot.circle(
x='fpl_orbper',
y='fpl_rade',
size='circlesize',
source=source,
fill_color={
'field': 'category',
'transform': color_mapper
},
fill_alpha=0.8,
line_color='#000000',
line_width=0.5,
line_alpha=0.5,
legend=field('category'),
)
circles_solsys = plot.circle(
x='periods',
y='radii',
size='circlesize',
source=source_solsys,
fill_color='#ffffff',
line_color='#000000',
line_width=0.5,
line_alpha=0.5,
)
plot.add_tools(
HoverTool(tooltips="@fpl_name",
def test__find_legend_item() -> None:
legend = Legend(items=[LegendItem(label=value("foo")), LegendItem(label=field("bar"))])
assert bpl._find_legend_item(value("baz"), legend) is None
assert bpl._find_legend_item(value("foo"), legend) is legend.items[0]
assert bpl._find_legend_item(field("bar"), legend) is legend.items[1]
color_mapper = CategoricalColorMapper(palette=Spectral4, factors=group_list)
plot.circle(
x='gross',
y='open_week',
size='count',
source=source,
fill_color={
'field': 'Quality',
'transform': color_mapper
},
fill_alpha=0.8,
line_color='#7c7e71',
line_width=0.5,
line_alpha=0.5,
legend=field('Quality'),
)
#plot.add_tools(HoverTool(tooltips="@Country", show_arrow=False, point_policy='follow_mouse'))
def animate_update():
month = slider.value + 1
if month > months[-1]:
month = months[0]
slider.value = month
def slider_update(attrname, old, new):
month = slider.value
label.text = str(month)
source.data = data[month]
x = np.ones(1000)
y = np.random.random(1000) * 10
source = ColumnDataSource(data=dict(x=x, xn=2 * x, xu=3 * x, y=y))
normal = Jitter(width=0.2, distribution="normal")
uniform = Jitter(width=0.2, distribution="uniform")
p = figure(x_range=(0, 4),
y_range=(0, 10),
toolbar_location=None,
x_axis_location="above")
p.circle(x='x', y='y', color='firebrick', source=source, size=5, alpha=0.5)
r1 = p.circle(x='xn', y='y', color='olive', source=source, size=5, alpha=0.5)
n1 = p.circle(x=field('xn', normal),
y='y',
color='olive',
source=source,
size=5,
alpha=0.5,
visible=False)
r2 = p.circle(x='xu', y='y', color='navy', source=source, size=5, alpha=0.5)
u2 = p.circle(x=field('xu', uniform),
y='y',
color='navy',
source=source,
size=5,
alpha=0.5,
visible=False)
title="US unemployment January 2021 (by state)",
width=1000,
height=600,
x_axis_location=None,
y_axis_location=None,
tools="pan,wheel_zoom,reset",
)
p.grid.grid_line_color = None
color_mapper = LinearColorMapper(palette=Viridis11)
r = p.patches(
state_xs,
state_ys,
line_color="white",
hover_line_color="black",
fill_color=field("rate", color_mapper),
)
r.data_source.data["code"] = [code for code in states]
r.data_source.data["rate"] = [january_2021[code] for code in states]
HI_i = list(states.keys()).index("HI")
AK_i = list(states.keys()).index("AK")
filter = ~IndexFilter(indices=[HI_i, AK_i])
r.view.filter &= filter
p.add_tools(
HoverTool(
tooltips=[("state", "@code"), ("rate", "@rate{0.0}%")],
renderers=[r],
def helper(obs: Observable, plot=None):
# Domain-specific rendering
if isinstance(obs, GraphObservable):
if plot is None:
plot = figure(x_range=self.x_rng, y_range=self.y_rng, tooltips=[], width=self.plot_width, height=self.plot_height)
plot.axis.visible = False
plot.xgrid.grid_line_color = None
plot.ygrid.grid_line_color = None
renderer = from_networkx(G, layout)
plot.renderers.append(renderer)
plot.toolbar_location = None
if obs.Gd is GraphDomain.nodes:
plot.add_tools(HoverTool(tooltips=[('value', '@value'), ('node', '@node')]))
plot.renderers[0].node_renderer.data_source.data['node'] = list(map(str, items[0].G.nodes()))
plot.renderers[0].node_renderer.data_source.data['value'] = obs.y
cmap = LinearColorMapper(palette=self.node_palette, low=self.node_rng[0], high=self.node_rng[1])
self.node_cmaps[obs.plot_id] = cmap
if isinstance(obs, gds):
plot.renderers[0].node_renderer.data_source.data['thickness'] = [3 if (x in obs.X_dirichlet or x in obs.X_neumann) else 1 for x in obs.X]
plot.renderers[0].node_renderer.glyph = Ellipse(height=self.node_size, width=self.node_size, fill_color=field('value', cmap), line_width='thickness')
else:
plot.renderers[0].node_renderer.glyph = Ellipse(height=self.node_size, width=self.node_size, fill_color=field('value', cmap))
if self.colorbars:
cbar = ColorBar(color_mapper=cmap, ticker=BasicTicker(), title='node')
cbar.major_label_text_font_size = "15pt"
plot.add_layout(cbar, 'right')
elif obs.Gd is GraphDomain.edges:
plot.add_tools(HoverTool(tooltips=[('value', '@value'), ('edge', '@edge')]))
self.prep_layout_data(obs, G, layout)
obs.arr_source.data['edge'] = list(map(str, items[0].G.edges()))
self.draw_arrows(obs, obs.y)
plot.renderers[0].edge_renderer.data_source.data['value'] = obs.arr_source.data['value']
cmap = LinearColorMapper(palette=self.edge_palette, low=self.edge_rng[0], high=self.edge_rng[1])
self.edge_cmaps[obs.plot_id] = cmap
arrows = Patches(xs='xs', ys='ys', fill_color=field('value', cmap))
plot.add_glyph(obs.arr_source, arrows)
if self.colorbars:
cbar = ColorBar(color_mapper=cmap, ticker=BasicTicker(), title='edge')
cbar.major_label_text_font_size = "15pt"
plot.add_layout(cbar, 'right')
if self.edge_colors:
plot.renderers[0].edge_renderer.glyph = MultiLine(line_width=5, line_color=field('value', cmap))
elif isinstance(obs, gds):
plot.renderers[0].edge_renderer.data_source.data['thickness'] = [3 if (x in obs.X_dirichlet or x in obs.X_neumann) else 1 for x in obs.X]
plot.renderers[0].edge_renderer.glyph = MultiLine(line_width='thickness')
elif obs.Gd is GraphDomain.faces:
plot.add_tools(HoverTool(tooltips=[('value', '@value'), ('face', '@face')]))
cmap = LinearColorMapper(palette=self.face_palette, low=self.face_rng[0], high=self.face_rng[1])
self.face_cmaps[obs.plot_id] = cmap
obs.face_source = ColumnDataSource()
xs = [[orig_layout[n][0] for n in f] for f in obs.faces]
ys = [[orig_layout[n][1] for n in f] for f in obs.faces]
if hasattr(obs.G, 'rendered_faces'): # Hacky
xs = [xs[i] for i in obs.G.rendered_faces]
ys = [ys[i] for i in obs.G.rendered_faces]
obs.face_source.data['xs'] = xs
obs.face_source.data['ys'] = ys
obs.face_source.data['value'] = np.zeros(len(xs))
faces = Patches(xs='xs', ys='ys', fill_color=field('value', cmap), line_color='#FFFFFF', line_width=2)
plot.add_glyph(obs.face_source, faces)
if self.face_orientations:
# TODO: only works for convex faces
obs.centroid_x, obs.centroid_y = np.array([np.mean(row) for row in xs]), np.array([np.mean(row) for row in ys])
obs.radius = 0.3 * np.array([min([np.sqrt((xs[i][j] - obs.centroid_x[i])**2 + (ys[i][j] - obs.centroid_y[i])**2) for j in range(len(xs[i]))]) for i in range(len(xs))])
height = 2/5 * obs.radius
arrows_ys = np.stack((obs.centroid_y-obs.radius, obs.centroid_y-obs.radius+height/2, obs.centroid_y-obs.radius-height/2), axis=1)
obs.face_source.data['centroid_x'] = obs.centroid_x
obs.face_source.data['centroid_y'] = obs.centroid_y
obs.face_source.data['radius'] = obs.radius
obs.face_source.data['arrows_ys'] = (arrows_ys + 0.01).tolist()
self.draw_face_orientations(obs, cmap)
arcs = Arc(x='centroid_x', y='centroid_y', radius='radius', start_angle=-0.9, end_angle=4.1, line_color=field('arrow_color', cmap))
arrows = Patches(xs='arrows_xs', ys='arrows_ys', fill_color=field('arrow_color', cmap), line_color=field('arrow_color', cmap))
plot.add_glyph(obs.face_source, arcs)
plot.add_glyph(obs.face_source, arrows)
if self.colorbars:
cbar = ColorBar(color_mapper=cmap, ticker=BasicTicker(), title='face')
cbar.major_label_text_font_size = "15pt"
plot.add_layout(cbar, 'right')
else:
raise Exception('unknown graph domain.')
elif isinstance(obs, PointObservable):
plot = figure(width=self.plot_width, height=self.plot_height)
plot.add_tools(HoverTool(tooltips=[('time', '@t'), ('value', '@value')]))
plot.toolbar_location = None
plot.x_range.follow = 'end'
plot.x_range.follow_interval = 10.0
plot.x_range.range_padding = 0
plot.xaxis.major_label_text_font_size = "15pt"
plot.xaxis.axis_label = 'Time'
plot.yaxis.major_label_text_font_size = "15pt"
plot.y_range.range_padding_units = 'absolute'
plot.y_range.range_padding = obs.render_params['min_res'] / 2
obs.src = ColumnDataSource({'t': [], 'value': []})
glyph = Line(x='t', y='value')
plot.add_glyph(obs.src, glyph)
# plot.line('t', 'value', line_color='black', source=obs.src)
elif isinstance(obs, VectorObservable):
plot = figure(width=self.plot_width, height=self.plot_height, y_range=obs.domain)
plot.add_tools(HoverTool(tooltips=[('time', '@t'), ('value', '@val'), ('y', '@y')]))
plot.toolbar_location = None
plot.x_range.follow = 'end'
plot.x_range.follow_interval = 10.0
plot.x_range.range_padding = 0
# plot.xaxis.major_label_text_font_size = "15pt"
# plot.xaxis.axis_label = 'Time'
# plot.yaxis.major_label_text_font_size = "15pt"
obs.src = ColumnDataSource({'t': [], 'y': [], 'w': [], 'val': []})
obs.cmap = LinearColorMapper(palette=self.vec_palette, low=0, high=1)
obs.last_t = obs.t
plot.rect(x='t', y='y', width='w', height=1, source=obs.src, line_color=None, fill_color=field('val', obs.cmap))
if self.colorbars:
cbar = ColorBar(color_mapper=obs.cmap, ticker=BasicTicker(), title='value')
cbar.major_label_text_font_size = "15pt"
plot.add_layout(cbar, 'right')
else:
raise Exception('unknown observable type: ', obs)
return plot
color_mapper = CategoricalColorMapper(palette=bokeh.palettes.viridis(6),
factors=type)
plot.circle(
x='Cumulative Cases',
y='New Confirmed Cases (Past Week)',
size=36,
source=source,
fill_color={
'field': 'Infection Source',
'transform': color_mapper
},
fill_alpha=1.0,
line_color='#7c7e71',
line_width=0.5,
line_alpha=0.5,
legend=field('Infection Source'),
)
plot.legend.location = "top_left"
plot.title.text_font_size = "25px"
plot.add_tools(
HoverTool(tooltips=[("Infection Source", "@{Infection Source}"),
("Cum Cases", "@{Cumulative Cases}"),
("New Cases", "@{New Confirmed Cases (Past Week)}")],
show_arrow=False,
point_policy='follow_mouse'))
def animate_update():
day = slider.value + 1
if day > days[-1]:
day = days[0]
plot.add_glyph(text_source, text)
# Add the circle
color_mapper = CategoricalColorMapper(palette=Spectral6, factors=regions_list)
renderer_source = sources['_%s' % years[0]]
circle_glyph = Circle(
x='fertility', y='life', size='population',
fill_color={'field': 'region', 'transform': color_mapper},
fill_alpha=0.8,
line_color='#7c7e71', line_width=0.5, line_alpha=0.5)
circle_renderer = plot.add_glyph(renderer_source, circle_glyph)
# Add the hover (only against the circle and not other plot elements)
tooltips = "@index"
plot.add_tools(HoverTool(tooltips=tooltips, renderers=[circle_renderer]))
plot.add_layout(Legend(items=[LegendItem(label=field('region'), renderers=[circle_renderer])]))
# Add the slider
code = """
var year = slider.value,
sources = %s,
new_source_data = sources[year].data;
renderer_source.data = new_source_data;
text_source.data = {'year': [String(year)]};
""" % js_source_array
callback = CustomJS(args=sources, code=code)
slider = Slider(start=years[0], end=years[-1], value=1, step=1, title="Year", callback=callback, name='testy')
callback.args["renderer_source"] = renderer_source
callback.args["slider"] = slider
callback.args["text_source"] = text_source
# create figure
p = figure(title='Decision Surface (double tap to add data)',
tools=[],
width=700,
height=700,
x_range=state.xlim,
y_range=state.ylim)
p.background_fill_color = 'white'
p.xaxis.axis_label = 'X'
p.yaxis.axis_label = 'Y'
p.circle(source=source,
x='x',
y='y',
color='color',
alpha=1,
legend=field('level'))
p.square(source=surface,
x='x',
y='y',
color='color',
alpha=.1,
size=5.4,
legend=field('level'))
# create buttons and add callbacks
# reset data
button_reset = Button(label='Reset', button_type='primary')
button_reset.on_click(lambda: callbacks.callback_button_reset(source, surface))
# add data on double tap
p.on_event(
def create_team(season1,season2):
teamDF = (sql.read.format("com.databricks.spark.csv").\
option("header","true").load(data_opath + "dreamTeam" + season1+"_"+season2+".csv"))
yaxis = [str(x) for x in range(1, 7)]
xaxis = ["a","b"]
player=[str(i.name) for i in teamDF.collect()]
batsman_overall=[int(i.batsmanrating) for i in teamDF.collect()]
bowler_overall=[int(i.bowlerrating) for i in teamDF.collect()]
fielder_overall=[int(i.fielderrating) for i in teamDF.collect()]
strikerate=[float(i.strikerate) for i in teamDF.collect()]
economyrate=[float(i.economyrate) for i in teamDF.collect()]
ycoordinate =["Batsman","Batsman","Batsman","Batsman","Batsman",\
"Batsman","Bowler","Bowler","Bowler","Bowler","Bowler"]
colormap = {
"Batsman" : "#0092CD",
"Bowler" : "#4FC730",
}
source = ColumnDataSource(
data=dict(
role = [i for i in ycoordinate],
xpoints = ["a","a","a","a","a","a","b","b","b","b","b"],
ypoints = [2,3,4,5,6,1,6,5,4,3,2],
player = [i for i in player],
batscore = [i for i in batsman_overall],
bowlscore = [i if i != 0 else 2 for i in bowler_overall],
fieldscore = [i for i in fielder_overall],
srate = [i if i!= 100.0 else "NA" for i in strikerate],
erate = [i if i!= 100.0 else "NA" for i in economyrate],
type_color = [colormap[x] for x in ycoordinate],
)
)
p = figure(title = "Dream Team", x_range = xaxis, y_range = list(reversed(yaxis)), tools ="hover")
p.plot_width = 800
p.plot_height = 500
p.toolbar_location = None
p.outline_line_color = None
p.axis.visible = False
rect = Rect(x="xpoints", y="ypoints", width=0.9, height=0.9, fill_color="type_color")
rect_render = p.add_glyph(source, rect)
legend = Legend(items=[LegendItem(label=field("role"), renderers=[rect_render])])
p.add_layout(legend, 'right')
text_props = {
"source": source,
"angle": 0,
"color": "black",
"text_align": "center",
"text_baseline": "middle",
}
p.text(x="xpoints", y="ypoints", text="player",
text_font_style="bold", text_font_size="12pt", **text_props)
p.grid.grid_line_color = None
p.select_one(HoverTool).tooltips = [
("player","@player"),
("role","@role"),
("batting","@batscore"),
("bowling","@bowlscore"),
("fielding","@fieldscore"),
("strikerate","@srate"),
("economyrate","@erate")
]
return p
from bokeh.io import save
from bokeh.core.properties import field
from bokeh.models import ColumnDataSource, Plot, Circle, Legend, LegendItem, Range1d
plot = Plot(
width=600,
height=600,
x_range=Range1d(0, 4),
y_range=Range1d(0, 4),
toolbar_location=None,
)
source = ColumnDataSource(
dict(
x=[1, 2, 3],
y=[1, 2, 3],
color=['red', 'green', 'blue'],
label=['Color Red', 'Color Green', 'Color Blue'],
))
circle = Circle(x='x', y='y', fill_color='color', size=20)
circle_renderer = plot.add_glyph(source, circle)
plot.add_layout(
Legend(
items=[LegendItem(label=field('label'), renderers=[circle_renderer])]))
save(plot)
color_mapper = CategoricalColorMapper(palette=Spectral10,
factors=list(df.Name.unique()))
plot.quad(
top='Upper_bound',
bottom='Lower_bound',
left='Left_bound',
right='Right_bound',
source=source,
fill_color={'field': 'Name', 'transform': color_mapper},
fill_alpha=0.2,
line_color='#7c7e71',
line_width=0.5,
line_alpha=0.5,
legend=field('Name'),
)
plot.text(
x='X_coord',
y='Upper_bound',
text='Upper_bound',
source=source,
)
plot.square(
x='X_coord',
y='Average_Rewards',
size=10,
source=source,
fill_color={'field': 'Name', 'transform': color_mapper},
fill_alpha=0.8,
label = Label(x=1.1, y=18, text=str(years[0]), text_font_size='70pt', text_color='#eeeeee')
plot.add_layout(label)
color_mapper = CategoricalColorMapper(palette=Spectral6, factors=regions_list)
plot.circle(
x='fertility',
y='life',
size='population',
source=source,
fill_color={'field': 'region', 'transform': color_mapper},
fill_alpha=0.8,
line_color='#7c7e71',
line_width=0.5,
line_alpha=0.5,
legend=field('region'),
)
plot.add_tools(HoverTool(tooltips="@index", show_arrow=False, point_policy='follow_mouse'))
def animate_update():
year = slider.value + 1
if year > years[-1]:
year = years[0]
slider.value = year
def slider_update(attrname, old, new):
year = slider.value
label.text = str(year)
source.data = sources[year].data
def createGapMinder(pds, features, curdoc):
"""Generates a gap minder plot.
:param pds: list of dicitionaries.
:param features: the list of features
:param curdoc: The curdoc instance
:returns: The gapminder plot and a slider
:rtype: bokeh.layouts.row, bokeh.models.Slider
"""
mysource = ColumnDataSource(data=pds[0])
myplot = figure(x_range=(0, 10), y_range=(0, 10), title='Word Frequencies with Ratings', plot_height=300)
myplot.xgrid.grid_line_color = None
myplot.ygrid.grid_line_color = None
myplot.toolbar.logo = None
myplot.toolbar_location = None
myplot.xaxis.axis_label = "Hover on Circles to see the words"
color_mapper = CategoricalColorMapper(palette=['red','blue',"green","yellow","black"], factors=["1","2","3","4","5"])
myplot.circle(
x="xval",
y="yval",
size="freq",
source=mysource,
fill_color={'field': 'sentiment', 'transform': color_mapper},
fill_alpha=0.8,
line_color='#7c7e71',
line_width=0.5,
line_alpha=0.2,
legend=field('sentiment')
)
myplot.add_tools(HoverTool(tooltips="@word", show_arrow=False, point_policy='follow_mouse'))
myslider = Slider(start=0, end=2, value=0, step=1, title=features[0])
mybutton = Button(label='Play', width=60)
def animate():
"""The slider animate function
:returns: nothing
:rtype: None
"""
global callback_id
if mybutton.label == 'Play' :
mybutton.label = 'Pause'
callback_id = curdoc.add_periodic_callback(animate_update, 1000)
else:
mybutton.label = 'Play'
curdoc.remove_periodic_callback(callback_id)
def slider_update(attrname, old, new):
"""The slider update function
"""
val = myslider.value
myslider.title = features[val]
mysource.data = pds[val]
def animate_update():
val = myslider.value + 1
if val > 2:
val = 0
myslider.value = val
myslider.on_change('value', slider_update)
mybutton.on_click(animate)
inputs = widgetbox(myslider,mybutton)
r = row(myplot,inputs)
# layout = layout([[myplot], [myslider, mybutton]], sizing_mode='fixed')
return r, myslider
label = Label(x=1.1, y=18, text=str(years[0]), text_font_size='70pt', text_color='#eeeeee')
plot.add_layout(label)
color_mapper = CategoricalColorMapper(palette=Spectral6, factors=regions_list)
plot.circle(
x='fertility',
y='life',
size='population',
source=source,
fill_color={'field': 'region', 'transform': color_mapper},
fill_alpha=0.8,
line_color='#7c7e71',
line_width=0.5,
line_alpha=0.5,
legend=field('region'),
)
plot.add_tools(HoverTool(tooltips="@Country", show_arrow=False, point_policy='follow_mouse'))
def animate_update():
year = slider.value + 1
if year > years[-1]:
year = years[0]
slider.value = year
def slider_update(attrname, old, new):
year = slider.value
label.text = str(year)
source.data = data[year]
def drawInteractiveNW(df, nw=None, edgesdf=None, color_attr="Cluster",
label_attr="name", title="Interactive Network Visualization",
plotfile=None, inline=False):
def buildNetworkX(linksdf, id1='Source', id2='Target', directed=False):
linkdata = [(getattr(link, id1), getattr(link, id2)) for link in linksdf.itertuples()]
g = nx.DiGraph() if directed else nx.Graph()
g.add_edges_from(linkdata)
return g
if inline:
output_notebook()
if plotfile:
output_file(plotfile+".html")
if nw is None:
if edgesdf is None:
print("Must specify either network or edges DataFrame")
return
nw = buildNetworkX(edgesdf)
node_colors, edge_colors, attr_colors = dn.getCategoricalColors(nw, df, color_attr, None, True, None)
xmin = df['x'].min()
xmax = df['x'].max()
ymin = df['y'].min()
ymax = df['y'].max()
rng = max((xmax-xmin), (ymax-ymin))
nNodes = len(df)
size = 4*rng/math.sqrt(nNodes)
node_indices = list(range(nNodes))
tooltips=[
(label_attr, "@"+label_attr),
(color_attr, "@"+color_attr)
]
plot = figure(title=title, plot_width=800, plot_height=800, x_range=(xmin-size, xmax+size),
y_range=(ymin-size, ymax+size),
tools="pan,wheel_zoom,box_zoom,reset", toolbar_location="right", output_backend="webgl")
plot.add_tools(HoverTool(tooltips=tooltips), TapTool(), BoxSelectTool())
graph = GraphRenderer()
# set node renderer and data
graph.node_renderer.glyph = Circle(size=size, fill_color="fill_color", line_color='gray')
graph.node_renderer.selection_glyph = Circle(size=size, fill_color="fill_color", line_color='black', line_width=2)
graph.node_renderer.hover_glyph = Circle(size=size, fill_color="fill_color", line_color='black')
graph.node_renderer.data_source.data = {'index': node_indices,
label_attr: df[label_attr].tolist(),
'fill_color': node_colors,
color_attr: df[color_attr].fillna('').tolist(),
'x': df['x'].tolist(),
'y': df['y'].tolist(),
}
# set edge renderer and data
graph.edge_renderer.glyph = MultiLine(line_color="line_color", line_width=1)
graph.edge_renderer.data_source.data = {'start': [e[0] for e in nw.edges],
'end': [e[1] for e in nw.edges],
'line_color': edge_colors
}
# set layout
graph_layout = dict(zip(node_indices, zip(df['x'], df['y'])))
graph.layout_provider = StaticLayoutProvider(graph_layout=graph_layout)
# set legend by adding dummy glyph with legend
plot.circle( x='x', y='y', radius=0.0, color='fill_color', legend=field(color_attr), source=graph.node_renderer.data_source.data)
plot.legend.location = "top_left"
plot.legend.padding = 0
plot.legend.margin = 0
graph.selection_policy = NodesAndLinkedEdges()
# hide axes and grids
plot.xaxis.visible = False
plot.yaxis.visible = False
plot.xgrid.visible = False
plot.ygrid.visible = False
plot.renderers.append(graph)
show(plot)
