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Fake TCC variable #30

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merged 6 commits into from
Feb 29, 2024
Merged

Fake TCC variable #30

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5013e90
set NWP_ZARR_PATH to cache
peterdudfield Feb 29, 2024
80485d0
add tcc variable
peterdudfield Feb 29, 2024
5c96819
resent NWP path in tests
peterdudfield Feb 29, 2024
a016799
lint
peterdudfield Feb 29, 2024
2453d66
tidy
peterdudfield Feb 29, 2024
b8577dc
lint
peterdudfield Feb 29, 2024
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3 changes: 3 additions & 0 deletions india_forecast_app/models/pvnet/model.py
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Expand Up @@ -132,6 +132,9 @@ def _prepare_data_sources(self):
# Process/cache remote zarr locally
process_and_cache_nwp(nwp_source_file_path, nwp_path)

# set NWP_ZARR_PATH as this new path
os.environ["NWP_ZARR_PATH"] = nwp_path
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if self.asset_type == "wind":
# Clear local cached wind data if already exists
shutil.rmtree(wind_path, ignore_errors=True)
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7 changes: 7 additions & 0 deletions india_forecast_app/models/pvnet/utils.py
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Expand Up @@ -93,6 +93,13 @@ def process_and_cache_nwp(source_nwp_path: str, dest_nwp_path: str):
new_variables.append(var)
ds.__setitem__('variable', new_variables)

log.warning('Faking TCC variable in NWP data')
# TODO remove this when tcc variable is available
# adding tcc, which is the sum of hcc, lcc and mcc
tcc = ds.sel(variable=['hcc','mcc','lcc']).mean(dim=['variable'])
tcc = tcc.expand_dims('variable').assign_coords(variable=['tcc'])
ds = ds.merge(tcc)

# Save destination path
ds.to_zarr(dest_nwp_path, mode="a")

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