File: C:/Users/fred/anaconda3/Lib/site-packages/holoviews/examples/reference/streams/plotly/BoundsX.ipynb
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"#### **Title**: BoundsX stream example\n",
"\n",
"**Description**: A linked streams example demonstrating how to use BoundsX streams.\n",
"\n",
"**Dependencies**: Plotly\n",
"\n",
"**Backends**: [Plotly](./BoundsX.ipynb), [Bokeh](../bokeh/BoundsX.ipynb)"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"import pandas as pd\n",
"import numpy as np\n",
"import holoviews as hv\n",
"from holoviews import streams\n",
"hv.extension('plotly')"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"n=200\n",
"np.random.seed(20)\n",
"xs = np.linspace(0, 1, n)\n",
"ys = np.cumsum(np.random.randn(n))\n",
"df = pd.DataFrame({'x': xs, 'y': ys})\n",
"curve = hv.Scatter(df)\n",
"\n",
"def make_from_boundsx(boundsx):\n",
" sub = df.set_index('x').loc[boundsx[0]:boundsx[1]]\n",
" return hv.Table(sub.describe().reset_index().values, 'stat', 'value')\n",
"\n",
"dmap = hv.DynamicMap(make_from_boundsx, streams=[streams.BoundsX(source=curve, boundsx=(0,0))])\n",
"\n",
"curve + dmap"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"<center><img src=\"https://assets.holoviews.org/gifs/examples/streams/plotly/boundsx_selection.gif\"></center>"
]
}
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