holoviews | With Holoviews , your data visualizes | Data Visualization library

 by   holoviz Python Version: 1.19.0rc2 License: BSD-3-Clause

kandi X-RAY | holoviews Summary

kandi X-RAY | holoviews Summary

holoviews is a Python library typically used in Analytics, Data Visualization applications. holoviews has no bugs, it has no vulnerabilities, it has build file available, it has a Permissive License and it has high support. You can install using 'pip install holoviews' or download it from GitHub, PyPI.

| | | | --- | --- | | build status | [build status] | | coverage | [codecov] | | latest dev release | [dev-site] | | latest release | [defaults version] | | python | [python support] | | docs | [site] | | binder | [binder] | | support | [discourse] |. holoviews is an [open-source] python library designed to make data analysis and visualization seamless and simple. with holoviews, you can usually express what you want to do in very few lines of code, letting you
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            kandi-support Support

              holoviews has a highly active ecosystem.
              It has 2436 star(s) with 374 fork(s). There are 61 watchers for this library.
              There were 3 major release(s) in the last 6 months.
              There are 974 open issues and 2036 have been closed. On average issues are closed in 260 days. There are 37 open pull requests and 0 closed requests.
              It has a positive sentiment in the developer community.
              The latest version of holoviews is 1.19.0rc2

            kandi-Quality Quality

              holoviews has 0 bugs and 0 code smells.

            kandi-Security Security

              holoviews has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.
              holoviews code analysis shows 0 unresolved vulnerabilities.
              There are 0 security hotspots that need review.

            kandi-License License

              holoviews is licensed under the BSD-3-Clause License. This license is Permissive.
              Permissive licenses have the least restrictions, and you can use them in most projects.

            kandi-Reuse Reuse

              holoviews releases are available to install and integrate.
              Deployable package is available in PyPI.
              Build file is available. You can build the component from source.
              Installation instructions, examples and code snippets are available.
              It has 76677 lines of code, 6899 functions and 326 files.
              It has high code complexity. Code complexity directly impacts maintainability of the code.

            Top functions reviewed by kandi - BETA

            kandi has reviewed holoviews and discovered the below as its top functions. This is intended to give you an instant insight into holoviews implemented functionality, and help decide if they suit your requirements.
            • Compute the layout of a layout
            • Compute the range for a group
            • Compute the appropriate ranges for the plot
            • Get a dimension by its dimension
            • Get plot data
            • Get color data
            • Pretty print the value
            • Add color data
            • Get data for an element
            • Processes a histogram
            • Save object to file
            • Plot a histogram
            • Construct an index from a dataset
            • Validates callback arguments
            • Validate the input array
            • Get axes properties
            • Return the CDS data
            • Process an element
            • Update a frame based on a key
            • Get glyph data
            • Create bar chart
            • Get heat map data
            • Set options for this object
            • Generate a graph from a networkx graph
            • Apply aggregation function
            • Apply selection to this object
            Get all kandi verified functions for this library.

            holoviews Key Features

            No Key Features are available at this moment for holoviews.

            holoviews Examples and Code Snippets

            No Code Snippets are available at this moment for holoviews.

            Community Discussions

            QUESTION

            Is there a way to save interpolated values to a python dataframe?
            Asked 2022-Mar-25 at 08:47

            I am taking data with latitude, longitude, and a z value and interpolating it using a cubic method. The values seem to be saved in a numpy array. Is there a way to save the interpolated results to a pandas dataframe? I'm trying to save it with a longitude, latitude, and z value column for the interpolated result.

            The input file can be found here and is called nutrition.csv. Here is what I have done so far:

            ...

            ANSWER

            Answered 2022-Mar-25 at 08:47

            You can construct a dataframe yourself from the data you obtained

            Source https://stackoverflow.com/questions/71576909

            QUESTION

            Convert scipy interpolation map to .tiff file and save to directory
            Asked 2022-Mar-16 at 20:18

            I have generated an interpolation map using the scipy.interpolate module. I am needing some help saving the map as a .tiff file and saving it to my directory. However, I'm not sure if I need to convert it to a numpy array or not, as it needs to have the latitude, longitude, and the interpolated data in each cell. Any help would be much appreciated!

            Here is the data. The nutrition.csv file can be found here.

            ...

            ANSWER

            Answered 2022-Mar-16 at 20:18

            So this is the follow up of your question that I answered earlier. To save an array to a geotiff you need to determine the geotransform, which means you need to know the coordinates of the upper left corner of your array and the resolution in x and y.

            For your data it might work like this:

            Source https://stackoverflow.com/questions/71499317

            QUESTION

            Subset of colormap in holoviews/hvplot
            Asked 2022-Feb-24 at 21:59

            I have a DataFrame and I want to plot it in a scatter plot with different scatter colors depending on the sample name. I do it for example with:

            ...

            ANSWER

            Answered 2022-Feb-24 at 21:59

            hvPlot accepts Bokeh-style colormaps, which are simple lists of colors, so you can use Python list slicing code like [:128] (take the first half of a 256-color list) on them and then pass the resulting (shorter) list to hvPlot:

            Source https://stackoverflow.com/questions/71250975

            QUESTION

            Holoviews plot with horizontal scrollbar?
            Asked 2022-Feb-23 at 18:47

            I would like to realize a holoviews plot with a scrollbar for the time/x axis.

            In detail, I want to plot a long ecg signal (20 minutes) and be able to display a frame of e.g. 10 seconds with the possibility to scroll along the entire signal.

            Is there a way to realize this? Thank you!

            Example

            ...

            ANSWER

            Answered 2022-Feb-23 at 18:47

            There are at least two options you should know about.

            1. Option

            Enable the scrolling by mouse. For this you have to activate the tool xwheel_pan for your figure.

            See this very basic example:

            Source https://stackoverflow.com/questions/71239739

            QUESTION

            In holoviews, how to share only the x-axis between a Curve and a Quadmesh?
            Asked 2022-Feb-03 at 21:43

            Thanks to this post, I am able to share only the x-axis between two curves in holoviews:

            ...

            ANSWER

            Answered 2022-Feb-03 at 21:43

            In HoloViews, axes are shared if they are considered to have the same Dimension. Dimensions are considered the same if they have the same name and (optional) label, so simply changing the label is not enough to make it match a Dimension on another plot with a different name. See the user guide for the details, but here you can change the QuadMesh to declare that its x dimension is the same as the one from the Curve.

            Source https://stackoverflow.com/questions/70967436

            QUESTION

            how to use images as glyphs in holoviews
            Asked 2021-Dec-16 at 21:43

            I am using holoviews with the bokeh backend, but for one of the layers, I need to display images at a number of pionts. I've found this bokeh demo (https://docs.bokeh.org/en/latest/docs/reference/models/glyphs/image_url.html), which does what I want, but I can't figure out how to get add_glyph to work through holoviews.

            I'm trying to use holoviews hooks to access the bokeh backend like this:

            ...

            ANSWER

            Answered 2021-Dec-16 at 21:43

            QUESTION

            Is there a way to make a plotly plot that just displays text?
            Asked 2021-Dec-11 at 09:01

            I am creating a dash-app, that makes some callbacks until it finally draws a 3D-scatter-plot. This takes about one or two seconds. I would like to know if there is a way to make a plot in the beginning that just contains text (something like "Plot is being computed. This can take some seconds.").

            So far I am doing something like

            ...

            ANSWER

            Answered 2021-Dec-11 at 09:01

            QUESTION

            Example of Mandelbrot Set with Holoviews Library is not Showing the Image
            Asked 2021-Oct-25 at 14:28

            I ran this example code from Holoviews, but it does not generate the image and it doesn't give any errors. Anyone knows why the image is not showing? Here is the link of the code: http://holoviews.org/gallery/apps/bokeh/mandelbrot.html

            ...

            ANSWER

            Answered 2021-Oct-25 at 14:28

            The HoloViews examples in examples/gallery/apps/bokeh/ are Bokeh apps that can be served by saving them to a .py file like app.py and then running bokeh serve app.py. To use them in Jupyter, you can delete the lines starting with doc (not used in Jupyter) and instead add code at the end to install the Jupyter support and select which object to display:

            Source https://stackoverflow.com/questions/69698198

            QUESTION

            plotly sankey graph data formatting
            Asked 2021-Oct-06 at 17:24

            plotly library has some nice sankey diagrams https://plotly.com/python/sankey-diagram/

            but the data requires you to pass indexes of the source/target pairs.

            ...

            ANSWER

            Answered 2021-Oct-06 at 17:24
            • the structure is clearly a pandas dataframe constructor format
            • create a dataframe from it, plus the key series of the nodes
            • from this it's simple to construct a Sankey plot from it

            Source https://stackoverflow.com/questions/69463804

            QUESTION

            Access to panel dashboard from other computer on local network
            Asked 2021-Sep-18 at 00:39

            I'm building a dashboard in Holoviews and try to serve it with panel.serve() from Jupyter notebook. It is working fine on my local computer, but I need to share it with other computers in my corporate network so people can actually use it. I can't deploy it to Heroku or something like that due to privacy concerns. Here is the sample code:

            ...

            ANSWER

            Answered 2021-Sep-17 at 18:37

            I use pn.serveable(dash) in the .py file and then launch panel serve --port 8086 file.py separately, but I assume that would work similarly to what you are doing. The typical "gotcha" is that you need to ensure that whatever port you are using is not being firewalled by your networking configuration, so that other computers can access it. You may need to add an exception to your machine's firewall rules to open up a specific port. You can test that using any program on that port (a web server, ssh client, telnet client, etc.); panel's server doesn't have any special requirements in that regard. There are a lot of details at https://docs.bokeh.org/en/latest/docs/user_guide/server.html#deployment-scenarios , but configuring your system not to block a certain port is something you'll have to work out with your IT department in a corporate setting.

            Source https://stackoverflow.com/questions/69212770

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install holoviews

            HoloViews works with [Python 2.7 and Python 3](https://github.com/holoviz/holoviews/actions?query=workflow%3Apytest) on Linux, Windows, or Mac, and works seamlessly with [Jupyter Notebook and JupyterLab](https://jupyter.org).

            Support

            For any new features, suggestions and bugs create an issue on GitHub. If you have any questions check and ask questions on community page Stack Overflow .
            Find more information at:

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            Install
          • PyPI

            pip install holoviews

          • CLONE
          • HTTPS

            https://github.com/holoviz/holoviews.git

          • CLI

            gh repo clone holoviz/holoviews

          • sshUrl

            git@github.com:holoviz/holoviews.git

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