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authorGravatar Jonas Gunz <himself@jonasgunz.de> 2024-10-14 02:23:10 +0200
committerGravatar Jonas Gunz <himself@jonasgunz.de> 2024-10-14 02:23:10 +0200
commit663edde231af9ad4a782c5438027ef7f839806ea (patch)
tree3e0d6745e5b1c633a76e404a56b734caddcf6b37 /plotter/horizontal.py
parent9e5f1d17a4b0165bd4a3218ca24a159012ea49bd (diff)
downloadmeteo_toolbox-663edde231af9ad4a782c5438027ef7f839806ea.tar.gz
package with python
Diffstat (limited to 'plotter/horizontal.py')
-rwxr-xr-xplotter/horizontal.py123
1 files changed, 0 insertions, 123 deletions
diff --git a/plotter/horizontal.py b/plotter/horizontal.py
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--- a/plotter/horizontal.py
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-#!/usr/bin/env python3
-import os
-import json
-
-import xarray as xr
-
-import numpy as np
-import matplotlib.pyplot as plt
-from metpy.plots import MapPanel, PanelContainer, RasterPlot, ContourPlot
-
-import misc
-
-config = {
- 'source': 'dwd_icon-eu/combined.grib2',
- 'plots': [
- {
- 'name':'r_t-750',
- 'area': None,
- 'layers': [
- {
- 'layertype': 'raster',
- 'field': 'r',
- 'level': 750,
- },
- {
- 'layertype': 'contour',
- 'field': 't',
- 'level': 750,
- 'contours': 5,
- 'clabels': True
- },
- ]
- },
- ]
-}
-
-def run(data, plots, output='.'):
- misc.create_output_dir(output)
- index = []
-
- for plot in plots:
- index.append(_plot(data, output, **plot))
-
- return index
-
-def _plot(data, output, name, layers, area = None):
- index = []
-
- for step in data.coords['step']:
- this_step = data.sel(step=step)
-
- map_layers = []
-
- for layer in layers:
- map_layers.append(_layer(this_step, **layer))
-
- valid = misc.np_time_convert(step.valid_time.values)
- init = misc.np_time_convert(step.time.values)
-
- valid_str = valid.strftime('%d %b %Y - %HUTC')
- init_str = init.strftime('%d %b %Y - %HUTC')
- hours_since_init_str = str(int(this_step.step.values / np.timedelta64(1,'h'))).zfill(2)
- init_for_filename = init.strftime('%Y-%m-%d-%HUTC')
-
- panel = MapPanel()
- if area is not None:
- panel.area = area
- panel.projection = 'mer'
- panel.layers = ['coastline', 'borders']
- panel.plots = map_layers
- panel.left_title = f'{name} VALID: {valid_str} (INIT +{hours_since_init_str}) INIT: {init_str}'
- if '_description' in data.attrs:
- panel.right_title = data.attrs['_description']
-
- pc = PanelContainer()
- pc.size = (12.8, 9.6)
- #pc.figure.layout='constrained'
- pc.panels = [panel]
- pc.draw()
- #pc.show()
- outname = f'{name}_{init_for_filename}+{hours_since_init_str}.png'
- pc.save(os.path.join(output, outname))
- plt.close('all')
-
- index.append(
- {
- 'file': outname,
- 'init': init_str,
- 'valid': valid_str,
- 'valid_offset': hours_since_init_str,
- 'display_name': name,
- 'id': name
- }
- )
-
- with open(os.path.join(output, f'{name}.index.json'), 'w') as f:
- f.write(json.dumps(index, indent=4))
-
- return { 'name': name, 'indexfile': f'{name}.index.json', 'list_title': 'INIT+' }
-
-def _layer(data, layertype, **kwargs):
- layertypes={
- 'raster': {
- 'obj': RasterPlot,
- 'defaults': {
- 'colorbar': 'vertical',
- }
- },
- 'contour': {
- 'obj': ContourPlot,
- 'defaults': {}
- }
- }
-
- args = layertypes[layertype]['defaults'] | kwargs
-
- ret = layertypes[layertype]['obj'](**args)
- ret.data = data
-
- return ret
-
-if __name__ == '__main__':
- run(**config)