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Merged
rwedge merged 2 commits into from
Oct 30, 2026
Merged

Support Plotly 7.x #541

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c4c6c62
replace create_distplot
rwedge Oct 29, 2026
1cc0e9b
add tests
rwedge Oct 29, 2026
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25 changes: 21 additions & 4 deletions copulas/visualization.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,8 @@

import pandas as pd
import plotly.express as px
import plotly.figure_factory as ff
import plotly.graph_objects as go
import scipy


class PlotConfig:
Expand Down Expand Up @@ -30,9 +31,25 @@ def _generate_1d_plot(data, title, labels, colors):
Returns:
plotly.graph_objects._figure.Figure
"""
fig = ff.create_distplot(
hist_data=data, group_labels=labels, show_hist=False, show_rug=False, colors=colors
)
traces = []
for index, _data in enumerate(data):
start = min(_data)
end = max(_data)

curve_x = [start + x * (end - start) / 500 for x in range(500)]
curve_y = scipy.stats.gaussian_kde(_data)(curve_x)

traces.append(
go.Scatter(
x=curve_x,
y=curve_y,
mode='lines',
name=labels[index],
line={'color': colors[index]},
)
)

fig = go.Figure(data=traces)

for i, name in enumerate(labels):
fig.update_traces(
Expand Down
4 changes: 2 additions & 2 deletions pyproject.toml
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Expand Up @@ -30,8 +30,8 @@ dependencies = [
"pandas>=2.1.1,<3;python_version>='3.12' and python_version<'3.13'",
"pandas>=2.2.3,<3;python_version>='3.13' and python_version<'3.14'",
"pandas>=2.3.3,<3;python_version>='3.14'",
"plotly>=5.10.0,<7;python_version<'3.13'",
"plotly>=5.12.0,<7;python_version>='3.13'",
"plotly>=5.10.0;python_version<'3.13'",
"plotly>=5.12.0;python_version>='3.13'",
"scipy>=1.9.2;python_version<'3.12'",
"scipy>=1.12.0;python_version>='3.12' and python_version<'3.13'",
"scipy>=1.14.1;python_version>='3.13' and python_version<'3.14'",
Expand Down
20 changes: 18 additions & 2 deletions tests/end-to-end/test_visualization.py
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Original file line number Diff line number Diff line change
@@ -1,5 +1,21 @@
from copulas.datasets import sample_trivariate_xyz
from copulas.visualization import compare_3d
from copulas.datasets import (
sample_bivariate_age_income,
sample_trivariate_xyz,
sample_univariate_beta,
)
from copulas.visualization import compare_1d, compare_2d, compare_3d


def test_compare_1d():
data = sample_univariate_beta()

compare_1d(data, data)


def test_compare_2d():
df = sample_bivariate_age_income()

compare_2d(df, df)


def test_compare_3d():
Expand Down
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