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import ipywidgets as widgets
import plotly.graph_objs as go
import plotly.express as px
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iris = px.data.iris()
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iris.head()
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fig = go.FigureWidget()
keys = list(iris.keys()[:4])
@widgets.interact(x=keys, y=keys[::-1])
def update_px(x, y):
p = px.scatter(iris, x, y, color='species', width=800, height=600)
for i in range(len(p.data)):
fig.data = []
fig.update(data = [d.to_plotly_json() for d in p.data])
fig.plotly_relayout(p.layout.to_plotly_json())
fig
alternatively, view pairwise relationships at a glance, with a qualitative colormap of your choice
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fig2 = go.FigureWidget()
cmaps = {'Plotly': px.colors.qualitative.Plotly, 'D3': px.colors.qualitative.D3,
'Pastel': px.colors.qualitative.Pastel, 'Vivid': px.colors.qualitative.Vivid}
@widgets.interact(color_discrete_sequence=cmaps)
def update_cmap(color_discrete_sequence):
p = px.scatter_matrix(iris, dimensions=keys, color='species', color_discrete_sequence=color_discrete_sequence,
width=800, height=600)
for i in range(len(p.data)):
fig2.data = []
fig2.update(data = [d.to_plotly_json() for d in p.data])
fig2.plotly_relayout(p.layout.to_plotly_json())
fig2