"""Sankey plot figures."""
import plotly.graph_objs as go
[docs]def fig_sankey(label, color, source, target, value, title=""):
"""Generate sankey image.
Args:
label (list): List with node labels.
color (list): List with node colors.
source (list): List with link source id.
target (list): List with linke target id.
value (list): List with link value.
title (str, optional): Title. Defaults to "".
Returns:
plotly.graph_objs.Figure
"""
trace = go.Sankey(
arrangement='fixed',
orientation='v',
valueformat=".0f",
node=dict(
pad=20,
thickness=40,
line=dict(
color="black",
width=0
),
label=label,
color=color,
hovertemplate="%{label}<br>Number of messages: %{value}<extra></extra>",
# x=x,
# y=y
),
link=dict(
source=source,
target=target,
value=value,
hovertemplate="%{source.label} ---> %{target.label}<extra>%{value}</extra>"
)
)
data = [trace]
layout = {
'title': dict(text=title),
'annotations': [
{
'text': "Senders",
'font': {
'size': 13,
'color': 'rgb(116, 101, 130)',
},
'showarrow': False,
'align': 'center',
'x': 0.5,
'y': 1.1,
'xref': 'paper',
'yref': 'paper',
},
{
'text': "Receivers",
'font': {
'size': 13,
'color': 'rgb(116, 101, 130)',
},
'showarrow': False,
'align': 'center',
'x': 0.5,
'y': -.1,
'xref': 'paper',
'yref': 'paper',
}
]
}
fig = go.Figure(data=data, layout=layout)
return fig
