Created
May 7, 2023 19:45
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Temporary ClimateLearn forecasting quickstart script as we update the documentation. Assumes the data is already downloaded. You must set ROOT_DIR.
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from climate_learn.data.climate_dataset.args import ERA5Args | |
from climate_learn.data.task.args import ForecastingArgs | |
from climate_learn.data.dataset import MapDatasetArgs | |
from climate_learn.data import DataModule | |
from climate_learn.models import load_model, set_climatology | |
from climate_learn.training import Trainer | |
import torch | |
# Load the data | |
ROOT_DIR = "/path/to/your/data" # CHANGE ME! | |
variables = ["temperature_850", "geopotential_500"] | |
climate_dataset_args = ERA5Args( | |
ROOT_DIR, | |
variables, | |
years=range(1979, 2017), | |
split="train" | |
) | |
task_args = ForecastingArgs( | |
variables, | |
variables, | |
[], | |
history=3, # time steps behind | |
pred_range=72, # hours ahead to predict | |
subsample=6 # hours per time step | |
) | |
train_dataset_args = MapDatasetArgs(climate_dataset_args, task_args) | |
val_dataset_args = train_dataset_args.create_copy({ | |
"climate_dataset_args": { | |
"years": range(2015, 2017), | |
"split": "val" | |
} | |
}) | |
test_dataset_args = val_dataset_args.create_copy({ | |
"climate_dataset_args": { | |
"years": range(2017, 2019), | |
"split": "val" | |
} | |
}) | |
dm = DataModule( | |
train_dataset_args, | |
val_dataset_args, | |
test_dataset_args, | |
batch_size=32, | |
num_workers=8 | |
) | |
# Load the model | |
model_kwargs = { | |
"in_channels": len(variables), | |
"history": 3, # as set above in 'ForecastingArgs' | |
"n_blocks": 4 # number of residual blocks to use | |
} | |
optim_kwargs = {} # just use the default settings | |
mm = load_model("resnet", "forecasting", model_kwargs, optim_kwargs) | |
set_climatology(mm, dm) | |
# Train | |
trainer = Trainer() | |
trainer.fit(mm, dm) | |
# Test | |
trainer.test(mm, dm) | |
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