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November 10, 2023 19:10
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nsrdb_full_disc_check.ipynb
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{ | |
"cells": [ | |
{ | |
"cell_type": "code", | |
"execution_count": 12, | |
"metadata": {}, | |
"outputs": [], | |
"source": [ | |
"import h5pyd\n", | |
"import numpy as np" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 2, | |
"metadata": {}, | |
"outputs": [], | |
"source": [ | |
"domainpath = \"/nrel/nsrdb/full_disc/nsrdb_full_disc_2022.h5\"" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 3, | |
"metadata": {}, | |
"outputs": [], | |
"source": [ | |
"f = h5pyd.File(domainpath)" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 4, | |
"metadata": {}, | |
"outputs": [ | |
{ | |
"data": { | |
"text/plain": [ | |
"<HDF5 dataset \"dni\": shape (52560, 9462460), type \"<u2\">" | |
] | |
}, | |
"execution_count": 4, | |
"metadata": {}, | |
"output_type": "execute_result" | |
} | |
], | |
"source": [ | |
"dset = f[\"dni\"]\n", | |
"dset" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 6, | |
"metadata": {}, | |
"outputs": [ | |
{ | |
"data": { | |
"text/plain": [ | |
"['chunks',\n", | |
" 'data_source',\n", | |
" 'elevation_correction',\n", | |
" 'physical_max',\n", | |
" 'physical_min',\n", | |
" 'psm_scale_factor',\n", | |
" 'psm_units',\n", | |
" 'scale_factor',\n", | |
" 'source_dir',\n", | |
" 'spatial_interp_method',\n", | |
" 'temporal_interp_method',\n", | |
" 'units']" | |
] | |
}, | |
"execution_count": 6, | |
"metadata": {}, | |
"output_type": "execute_result" | |
} | |
], | |
"source": [ | |
"list(dset.attrs)" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 9, | |
"metadata": {}, | |
"outputs": [ | |
{ | |
"data": { | |
"text/plain": [ | |
"{'class': 'H5D_CHUNKED_REF_INDIRECT',\n", | |
" 'file_uri': 's3://nrel-pds-nsrdb/full_disc/nsrdb_full_disc_irradiance_2022.h5',\n", | |
" 'dims': [2000, 500],\n", | |
" 'chunk_table': 'd-988bc5aa-b7a591d0-c746-5cc34b-579ca6'}" | |
] | |
}, | |
"execution_count": 9, | |
"metadata": {}, | |
"output_type": "execute_result" | |
} | |
], | |
"source": [ | |
"dset.id.layout" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 10, | |
"metadata": {}, | |
"outputs": [], | |
"source": [ | |
"chunk_table_id = dset.id.layout[\"chunk_table\"]" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 11, | |
"metadata": {}, | |
"outputs": [ | |
{ | |
"data": { | |
"text/plain": [ | |
"<HDF5 dataset (\"anonymous\"): shape (27, 18925), type \"|V12\">" | |
] | |
}, | |
"execution_count": 11, | |
"metadata": {}, | |
"output_type": "execute_result" | |
} | |
], | |
"source": [ | |
"chunk_table = f[f\"datasets/{chunk_table_id}\"]\n", | |
"chunk_table" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 13, | |
"metadata": {}, | |
"outputs": [ | |
{ | |
"data": { | |
"text/plain": [ | |
"510975" | |
] | |
}, | |
"execution_count": 13, | |
"metadata": {}, | |
"output_type": "execute_result" | |
} | |
], | |
"source": [ | |
"chunk_count = np.prod(chunk_table.shape)\n", | |
"chunk_count" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 19, | |
"metadata": {}, | |
"outputs": [ | |
{ | |
"data": { | |
"text/plain": [ | |
"0" | |
] | |
}, | |
"execution_count": 19, | |
"metadata": {}, | |
"output_type": "execute_result" | |
} | |
], | |
"source": [ | |
"allocated_count = 0\n", | |
"arr = chunk_table[...]\n", | |
"for row in arr:\n", | |
" for x in row:\n", | |
" if x:\n", | |
" allocated_count += 1\n", | |
"allocated_count" | |
] | |
} | |
], | |
"metadata": { | |
"kernelspec": { | |
"display_name": "py39", | |
"language": "python", | |
"name": "python3" | |
}, | |
"language_info": { | |
"codemirror_mode": { | |
"name": "ipython", | |
"version": 3 | |
}, | |
"file_extension": ".py", | |
"mimetype": "text/x-python", | |
"name": "python", | |
"nbconvert_exporter": "python", | |
"pygments_lexer": "ipython3", | |
"version": "3.9.15" | |
}, | |
"orig_nbformat": 4 | |
}, | |
"nbformat": 4, | |
"nbformat_minor": 2 | |
} |
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