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Questions tagged [holoviz]

More info at: http://holoviz.org/

108 questions
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Holoviews - store table edits for selected group

I am very interested in being able to tag data interactively. I have large datasets with many identifiers and want to display one by one and then give a tag regarding quality. A similar use case would be relevant where I want to select parts of the…
geoviz
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How do i get a horizontal violin plot or boxplot? (default is vertical in hvplot holoviews)

Hvplot plots default a vertical violinplot or boxplot. See example below. How do I get this to be a horizontal plot? So basically I would like to rotate this plot. import numpy as np import pandas as pd import hvplot import hvplot.pandas df =…
Sander van den Oord
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Remove left ColorBar of grid heatmap plot in pvplot

I try to make grid heatmap by pvplot. I refer to this link. https://hvplot.pyviz.org/user_guide/Subplots.html import hvplot.pandas from bokeh.sampledata.unemployment1948 import data data.Year = data.Year.astype(str) data =…
Lundi Lin
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How to update a string shown in a Holoviz panel?

I have a variable currentValue of type string. This variables changes as the user interacts with the panel. I want to show the updated string to the user, but I only managed to display the initial value (which is nothing, because I initialize with…
Xtiaan
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In Holoviz Panel, how to select a file and make its contents available for interactive graphs?

I want to replicate this example from the documentation of Holoviz Panel: https://panel-gallery.pyviz.demo.anaconda.com/hvplot_explorer. That is, I want to: Have a dropdown menu in which I can select multiple data sources. Have an upload button…
Xtiaan
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In python Panel, how to show a matplotlib plot in a panel.Tabs view?

The Python Panel library recommends using Bokeh for plotting, but some statistical figures are lacking from the Bokeh package. I want to use matplotlib (or maybe seaborn) to create figures that I can place in panel.Tabs. For example, the following…
Xtiaan
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Scatter Plot Not Updating With Widget Selection in Python Panel Holoviz

I want a Python Panel app with dynamic plots, and different plots depending on which menu/button is selected from a sidepanel, so I started from this great starting point: https://discourse.holoviz.org/t/multi-page-app-documentation/3108/2 Each page…
Max Power
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Panel widget buttons (NEXT and PREV) not working if the output is saved in html

import panel as pn import holoviews as hv df = pd.read_csv('https://raw.githubusercontent.com/miura/NEUBIAS_AnalystSchool2020/master/Arianne/Dataset/grant_complete.csv') df.head() #df['year'].unique() --> array([1973, 1975, 1987, 1991, 2012],…
Debashish Samantaray
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Method to change xticks for Bokeh bar plot

I would like to change the xticks and xiticklables in hv.Barplot. However, currently I could only achieve that by adding hv.Curve(bar).options(xticks = xtic_labels). This will be plotted as curve not bar plot. Can anyone give suggestion that how I…
Han Zhengzu
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Is it possible to exit the command window when Holoviz Panel application browser window is closed?

I am writing an application that uses Holoviz panel. After interaction with the application is completed, I close the browser window, but the server remains running in the terminal/command line window. Is it possible to automatically close the…
SultanOrazbayev
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Hvplot not updating through callback (otherwise working)

Can somebody help me complete this demo. Everything is working. I have an interactive map that I populate from a Pandas Dataframe and when clicked it update the hvplot object, but for some reason the title update is visible only if I call on the…
Curious
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Custom PyDeck Tooltip in Python Panel Application - Fails to Access Data

Good morning, I'm trying to get a custom tooltip working in a PyDeck map embedded in a Python Panel application, and am noticing a weird issue where the tooltip data fails to render in the Panel application but shows up just fine in a PyDeck…
Chris
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holoviews, panel, hvplot - linked selection doesn't reset when using dropdown

I have a dropdown, a chart and a table interlinked. All works fine, except when I make a new selection from the dropdown, the brush selection doesn't reset itself and I have to click refresh on the chart to see new values corresponding to the newly…
kuatroka
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How to render a python panel component from react with pyodide?

I am trying to use an example from the panel documentation of how to display a panel component from python using pyodide, but from a react component, instead of from pure html. I have set up a minimal NextJS react app which can be cloned, and ran…
SomeRandomPhysicist
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How to fix "ValueError: operands could not be broadcast together with shapes (809,) (2,)" when using datetime widget for panel plot?

I am trying to use a DateRange slider from panel to create interactive plots. The year slider: yearSlider2 = pn.widgets.DateRangeSlider( name='Date Range Slider', start=dt.datetime(1950, 1, 1), end=dt.datetime(2023, 1, 1), …
dxyz1
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