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37 lines
1.2 KiB
Python
37 lines
1.2 KiB
Python
import json
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import logging
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import geopandas
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from shapely import prepare
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from core.data_store import DATA_STORE
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from providers.staticdata.local_file_static_data_provider import LocalFileStaticDataProvider
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class ITUZoneData(LocalFileStaticDataProvider):
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"""Static data provider for ITU zone geodata."""
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PATH = "datafiles/ituzones.geojson"
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def __init__(self, provider_config):
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super().__init__("ITU Zone Data", provider_config, self.PATH)
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def _load_data(self, path):
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try:
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with open(path) as f:
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itu_zone_data = geopandas.GeoDataFrame.from_features(json.load(f)["features"])
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for idx in itu_zone_data.index:
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prepare(itu_zone_data.at[idx, 'geometry'])
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# Bail out if a stop has been requested, i.e. the program is shutting down - no need to prepare the rest
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# of the data in this case
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if self.stop:
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break
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DATA_STORE.itu_zone_data = itu_zone_data
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return True
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except Exception as e:
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logging.error("Exception when loading ITU zone data.", e, exc_info=True)
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return False
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