CoCalc Public Fileshvplot / server_app.pyOpen with one click!
Author: Arman
Views : 45
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import os
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import dask.dataframe as dd
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import holoviews as hv
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from holoviews.operation.datashader import datashade
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hv.extension('bokeh')
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# 1. Load data and Datashade it
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ddf = dd.read_parquet("blob_data.parq")[['xgal', 'ygal']].persist()
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points = hv.Points(ddf, kdims=['xgal', 'ygal'])
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shaded = datashade(points).opts(plot=dict(width=800, height=600))
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# 2. Instead of Jupyter's automatic rich display, render the object as a bokeh document
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doc = hv.renderer('bokeh').server_doc(shaded)
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doc.title = 'HoloViews Bokeh App'
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