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Questions tagged [panel-pyviz]

Panel is an open-source Python library that lets you create custom interactive web apps and dashboards by connecting user-defined widgets to plots, images, tables, or text.

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Use button to trigger action in Panel with Parameterized Class and when button action is finished have another dependency updated (Holoviz)

I am building a dashboard with Panel Holoviz using a Parameterized Class . In this Class I would like a button that, when pushed starts training a model, and when the model is finished training, it needs to show a graph based on that model. How do I…
Sander van den Oord
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Get a different (non default) widget when using param in parameterized class (holoviz param panel)

I use a parameterized class to build my Panel dashboard. I would like to use a CrossSelector but this selector does not seem to be available when looking at the options that library Param gives. It only seems to have a ListSelector. How do i get…
Sander van den Oord
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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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Panel app works fine locally but doesn’t render template properly when using .servable() on heroku

I have created a dashboard using panel, a python package. When running off my local machine for deploying, I was using .show() and this renders my app perfectly (see below…
Ben Cowley
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Block update while setting multiple widgets

Is it possible using Panel to temporarily disable the automatic linking of widgets while setting the values of multiple widgets? The code below shows a simplified example of my situation, in reality I have much more widgets. The key issue is that I…
Rutger Kassies
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User defined function through inputs in Python

I wish to create a custom calculator where the user defines two parameters and a function using a GUI and when they click on calculate it executes their user defined function passing the two parameters. argument1 = IntSlider( … ) argument2 =…
Curious
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Panel Minimal Docker Image

I am looking for a minimal Docker image for a Panel Server. I have built up a environment.yml that I need to run the server and apps. Each app corresponds to a Jupyter Notebook and is in the same directory on the host. So far I have ran into some…
Curious
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How to integrate dropdown to a dropdown in Panel

I am trying to implement a dropdown widget which houses other dropdowns as shown in the image below; I am able to generate a dropdown using the Select widget, however, I am facing issues with integrating further dropdowns in one dropdown.
nikhil int
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Interactive Xarray dataset raster visualisation app using Panel and hvplot

I am trying to replicate the Glaciers Demo using an Xarray of geospatial data. I am able to create pretty much exactly what I want but I am trying to create a Panel app that allows the user to select the data_vars, each of which has different…
Curious
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Create interactive plot of the Continuous Uniform Distribution with sliders for parameter values

How can I create an interactive plot of the pdf and the cdf of the Continuous Uniform Distribution using python? I would like to have interactive sliders with which I can adjust the parameters of the distribution. This is handy for getting a better…
Sander van den Oord
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Pyviz panel: can't work with FileInput widget

I must be missing something basic about how FileInput widget works in pyviz panel. In the following code, I let the user select a csv file and the number of rows to display. If a file isn't selected, I generate some random data. import pandas as…
Boris Gorelik
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Code not recognizing ColumnDataSource for what it is

I want to change the data source of a simple line plot depending on what the user picks from a dropdown menu. I have 2 dataframes, the weight and age of myself and my boyfriend. my_weight = [60,65,70] my_age = [21,22,25] d_weight = [65,70,80]…
Ally Alfie
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Is it possible to pass streams.Selection1D value to ipywidgets?

I saw examples of pyviz streams with hv.DynamicMap only. I need to visualize selected items streams.Selection1D() from hv.Nodes() stream - on some kind of Label or TextArea - not on DynamicMap object. Is it possible?
Dimas51
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Panel RangeSlider widget in Holoviews Table

I'm trying to use RangeSlider widget from Panel library in a Holoviews Table (Dynamicmap). However, after trying different ways of doing this, I am not being able to make this connection. I was trying to do it in the following way: import pandas as…
Vasconni
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Install the latest git versions of holoviews, hvplot, panel, datashader and param

The libraries of the Holoviz ecosystem are continuously updated. Using pip, how do I install the latest git versions of: Holoviews Hvplot Panel Datashader Param
Sander van den Oord
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