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July 21, 2020 02:46
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{ | |
"cells": [ | |
{ | |
"cell_type": "code", | |
"execution_count": 1, | |
"metadata": {}, | |
"outputs": [], | |
"source": [ | |
"import xarray as xr\n", | |
"from pathlib import Path\n", | |
"import numpy as np\n", | |
"\n", | |
"def test_repr(nx):\n", | |
" ds = xr.DataArray(np.random.rand(nx))\n", | |
" path = Path(\"saved_on_disk.nc\")\n", | |
" if path.exists():\n", | |
" path.unlink()\n", | |
" ds.to_netcdf(path)\n", | |
" return path" | |
] | |
}, | |
{ | |
"cell_type": "markdown", | |
"metadata": {}, | |
"source": [ | |
"# all good here:" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 2, | |
"metadata": {}, | |
"outputs": [ | |
{ | |
"name": "stdout", | |
"output_type": "stream", | |
"text": [ | |
"<xarray.Dataset>\n", | |
"Dimensions: (dim_0: 4)\n", | |
"Dimensions without coordinates: dim_0\n", | |
"Data variables:\n", | |
" __xarray_dataarray_variable__ (dim_0) float64 ...\n", | |
"<xarray.Dataset>\n", | |
"Dimensions: (dim_0: 5)\n", | |
"Dimensions without coordinates: dim_0\n", | |
"Data variables:\n", | |
" __xarray_dataarray_variable__ (dim_0) float64 ...\n" | |
] | |
} | |
], | |
"source": [ | |
"test_repr(4)\n", | |
"print(xr.open_dataset(\"saved_on_disk.nc\"))\n", | |
"test_repr(5)\n", | |
"print(xr.open_dataset(\"saved_on_disk.nc\"))" | |
] | |
}, | |
{ | |
"cell_type": "markdown", | |
"metadata": {}, | |
"source": [ | |
"## one use of `repr` triggers issue:" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 3, | |
"metadata": {}, | |
"outputs": [ | |
{ | |
"data": { | |
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":root {\n", | |
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"}\n", | |
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".xr-header > div,\n", | |
".xr-header > ul {\n", | |
" display: inline;\n", | |
" margin-top: 0;\n", | |
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"}\n", | |
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".xr-sections {\n", | |
" padding-left: 0 !important;\n", | |
" display: grid;\n", | |
" grid-template-columns: 150px auto auto 1fr 20px 20px;\n", | |
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"\n", | |
".xr-section-item {\n", | |
" display: contents;\n", | |
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".xr-section-item input {\n", | |
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".xr-section-item input + label {\n", | |
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".xr-section-item input:enabled + label {\n", | |
" cursor: pointer;\n", | |
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".xr-var-item > .xr-var-name span {\n", | |
" background-color: var(--xr-background-color-row-even);\n", | |
" margin-bottom: 0;\n", | |
"}\n", | |
"\n", | |
".xr-var-item > .xr-var-name:hover span {\n", | |
" padding-right: 5px;\n", | |
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".xr-var-list > li:nth-child(odd) > div,\n", | |
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".xr-var-list > li:nth-child(odd) > .xr-var-name span {\n", | |
" background-color: var(--xr-background-color-row-odd);\n", | |
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".xr-var-dtype {\n", | |
" grid-column: 3;\n", | |
" text-align: right;\n", | |
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"\n", | |
".xr-var-preview {\n", | |
" grid-column: 4;\n", | |
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".xr-var-name,\n", | |
".xr-var-dims,\n", | |
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".xr-preview,\n", | |
".xr-attrs dt {\n", | |
" white-space: nowrap;\n", | |
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".xr-var-name:hover,\n", | |
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"\n", | |
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"\n", | |
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"</style><pre class='xr-text-repr-fallback'><xarray.Dataset>\n", | |
"Dimensions: (dim_0: 5)\n", | |
"Dimensions without coordinates: dim_0\n", | |
"Data variables:\n", | |
" __xarray_dataarray_variable__ (dim_0) float64 0.4297 0.9539 ... 0.6777</pre><div class='xr-wrap' hidden><div class='xr-header'><div class='xr-obj-type'>xarray.Dataset</div></div><ul class='xr-sections'><li class='xr-section-item'><input id='section-362f7cfb-479a-4010-992e-0689d9180ac4' class='xr-section-summary-in' type='checkbox' disabled ><label for='section-362f7cfb-479a-4010-992e-0689d9180ac4' class='xr-section-summary' title='Expand/collapse section'>Dimensions:</label><div class='xr-section-inline-details'><ul class='xr-dim-list'><li><span>dim_0</span>: 5</li></ul></div><div class='xr-section-details'></div></li><li class='xr-section-item'><input id='section-cfa5ac4e-7ac2-4229-b3e7-a595999e78c3' class='xr-section-summary-in' type='checkbox' disabled ><label for='section-cfa5ac4e-7ac2-4229-b3e7-a595999e78c3' class='xr-section-summary' title='Expand/collapse section'>Coordinates: <span>(0)</span></label><div class='xr-section-inline-details'></div><div class='xr-section-details'><ul class='xr-var-list'></ul></div></li><li class='xr-section-item'><input id='section-d09dbec3-b72e-48ce-a324-8f6b6d8ade48' class='xr-section-summary-in' type='checkbox' checked><label for='section-d09dbec3-b72e-48ce-a324-8f6b6d8ade48' class='xr-section-summary' >Data variables: <span>(1)</span></label><div class='xr-section-inline-details'></div><div class='xr-section-details'><ul class='xr-var-list'><li class='xr-var-item'><div class='xr-var-name'><span>__xarray_dataarray_variable__</span></div><div class='xr-var-dims'>(dim_0)</div><div class='xr-var-dtype'>float64</div><div class='xr-var-preview xr-preview'>...</div><input id='attrs-81b2998d-c1f8-4bb4-98e8-070c75071085' class='xr-var-attrs-in' type='checkbox' disabled><label for='attrs-81b2998d-c1f8-4bb4-98e8-070c75071085' title='Show/Hide attributes'><svg class='icon xr-icon-file-text2'><use xlink:href='#icon-file-text2'></use></svg></label><input id='data-dbfc4e5c-771e-4dc4-aaa8-0036c1353beb' class='xr-var-data-in' type='checkbox'><label for='data-dbfc4e5c-771e-4dc4-aaa8-0036c1353beb' title='Show/Hide data repr'><svg class='icon xr-icon-database'><use xlink:href='#icon-database'></use></svg></label><div class='xr-var-attrs'><dl class='xr-attrs'></dl></div><div class='xr-var-data'><pre>array([0.429706, 0.953915, 0.516308, 0.135891, 0.677652])</pre></div></li></ul></div></li><li class='xr-section-item'><input id='section-a4a154ca-641a-487b-bdda-c22eec455441' class='xr-section-summary-in' type='checkbox' disabled ><label for='section-a4a154ca-641a-487b-bdda-c22eec455441' class='xr-section-summary' title='Expand/collapse section'>Attributes: <span>(0)</span></label><div class='xr-section-inline-details'></div><div class='xr-section-details'><dl class='xr-attrs'></dl></div></li></ul></div></div>" | |
], | |
"text/plain": [ | |
"<xarray.Dataset>\n", | |
"Dimensions: (dim_0: 5)\n", | |
"Dimensions without coordinates: dim_0\n", | |
"Data variables:\n", | |
" __xarray_dataarray_variable__ (dim_0) float64 ..." | |
] | |
}, | |
"execution_count": 3, | |
"metadata": {}, | |
"output_type": "execute_result" | |
} | |
], | |
"source": [ | |
"xr.open_dataset(\"saved_on_disk.nc\")" | |
] | |
}, | |
{ | |
"cell_type": "markdown", | |
"metadata": {}, | |
"source": [ | |
"## note that now even the printed object shows a wrong size, even so a new file with size 4 was created:" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 4, | |
"metadata": {}, | |
"outputs": [ | |
{ | |
"name": "stdout", | |
"output_type": "stream", | |
"text": [ | |
"<xarray.Dataset>\n", | |
"Dimensions: (dim_0: 5)\n", | |
"Dimensions without coordinates: dim_0\n", | |
"Data variables:\n", | |
" __xarray_dataarray_variable__ (dim_0) float64 ...\n" | |
] | |
} | |
], | |
"source": [ | |
"test_repr(4)\n", | |
"print(xr.open_dataset(\"saved_on_disk.nc\"))" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": null, | |
"metadata": {}, | |
"outputs": [], | |
"source": [] | |
} | |
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"version_major": 2, | |
"version_minor": 0 | |
} | |
} | |
}, | |
"nbformat": 4, | |
"nbformat_minor": 4 | |
} |
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