yuxuanw8 commited on
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1 Parent(s): 212b6d6

Delete EuroSAT.py

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  1. EuroSAT.py +0 -181
EuroSAT.py DELETED
@@ -1,181 +0,0 @@
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- import os
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- import datasets
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- import numpy as np
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- import tifffile
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- import skimage.io as io
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-
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- from typing import ClassVar
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-
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- all_band_names = (
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- 'B01',
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- 'B02',
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- 'B03',
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- 'B04',
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- 'B05',
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- 'B06',
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- 'B07',
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- 'B08',
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- 'B8A',
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- 'B09',
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- 'B10',
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- 'B11',
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- 'B12',
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- )
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-
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- rgb_bands = ('B04', 'B03', 'B02')
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-
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- class EuroSATConfig(datasets.BuilderConfig):
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- BAND_SETS: ClassVar[dict[str, tuple[str, ...]]] = {
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- 'all': all_band_names,
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- 'rgb': rgb_bands,
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- }
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- """BuilderConfig for EuroSAT"""
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- def __init__(self, bands=BAND_SETS['all'], **kwargs):
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- super(EuroSATConfig, self).__init__(**kwargs)
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- self.bands = bands
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- self.band_indices = [int(all_band_names.index(b)) for b in bands if b in all_band_names]
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-
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- # def update(self, **kwargs):
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- # """Update Config"""
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- # super().update(**kwargs)
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- # if 'bands' in kwargs:
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- # self.band_indices = [int(self.all_band_names.index(b)) for b in self.bands if b in all_band_names]
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-
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- class EuroSAT(datasets.GeneratorBasedBuilder):
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- VERSION = datasets.Version("1.0.0")
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-
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- BUILDER_CONFIGS = [
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- EuroSATConfig(
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- name="default",
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- description="Default configuration"
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- ),
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- ]
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-
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- DEFAULT_CONFIG_NAME = "default"
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-
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- HEIGHT = WIDTH = 64
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-
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- def __init__(self, *args, **kwargs):
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- config = kwargs.pop('config', None)
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- config_keywords = ['bands']
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-
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- if config:
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- if isinstance(config, dict):
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- for key, value in config.items():
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- if key in config_keywords:
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- kwargs[key] = value
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- if key in ['bands']:
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- kwargs['band_indices'] = [int(all_band_names.index(b)) for b in kwargs['bands'] if b in all_band_names]
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-
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-
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- self.height = self.HEIGHT
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- self.width = self.WIDTH
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- self.labels = [
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- "AnnualCrop",
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- "Forest",
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- "HerbaceousVegetation",
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- "Highway",
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- "Industrial",
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- "Pasture",
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- "PermanentCrop",
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- "Residential",
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- "River",
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- "SeaLake",
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- ]
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- for k, _ in kwargs.items():
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- print(k)
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- super().__init__(*args, **kwargs)
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- self.num_channels = len(self.config.band_indices)
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- print(f"self.num_channels: {self.num_channels}")
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- # if 'config' in kwargs:
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- # user_config = kwargs['config']
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- # if isinstance(user_config, dict):
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- # for key, value in user_config.items():
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- # if hasattr(self.config, key):
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- # setattr(self.config, key, value)
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- # else:
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- # raise ValueError("check user_config, it should be a dict")
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- # else:
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- # raise ValueError("config is not specified in arguments")
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-
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-
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-
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- def _info(self):
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- return datasets.DatasetInfo(
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- features=datasets.Features({
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- "image": datasets.Array3D(shape=(len(self.config.band_indices), self.height, self.width), dtype="float32"),
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- "label": datasets.ClassLabel(names=self.labels),
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- }),
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- supervised_keys=("image", "label")
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- )
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-
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- def _split_generators(self, dl_manager):
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- data_dir = dl_manager.download_and_extract("https://huggingface.co/datasets/yuxuanw8/EuroSAT/resolve/main/EuroSAT.zip") # TODO: check out the correct address for downloading and extracting
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-
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- return [
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- datasets.SplitGenerator(
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- name="train",
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- gen_kwargs={
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- "split_file": os.path.join(data_dir, "eurosat-train.txt"),
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- "data_dir": os.path.join(data_dir, "EuroSAT"),
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- },
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- ),
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- datasets.SplitGenerator(
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- name="val",
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- gen_kwargs={
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- "split_file": os.path.join(data_dir, "eurosat-val.txt"),
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- "data_dir": os.path.join(data_dir, "EuroSAT"),
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- },
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- ),
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- datasets.SplitGenerator(
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- name="test",
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- gen_kwargs={
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- "split_file": os.path.join(data_dir, "eurosat-test.txt"),
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- "data_dir": os.path.join(data_dir, "EuroSAT"),
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- },
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- )
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- ]
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-
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- def _generate_examples(self, split_file, data_dir):
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-
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- """
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- split_file: the filename that lists all data points
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- data_dir: directory where the actual data is stored
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- """
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-
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- """
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- data_dir should be in following structure:
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- - EuroSAT
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- - AnnualCrop
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- - AnnualCrop_1.tif
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- - AnnualCrop_2.tif
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- - ...
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- - Forest
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- - Forest_1.tif
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- - FOrest_2.tif
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- - ...
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- - ...
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- """
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-
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- with open(split_file, 'r') as f:
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- for line in f:
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- line = line.strip()
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-
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- file_name = line.replace(".jpg", ".tif")
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- label = file_name.split('_')[0]
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- data_path = os.path.join(data_dir, label, file_name)
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-
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- img = tifffile.imread(data_path)
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-
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- # permute img from HxWxC to CxHxW
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- img = np.transpose(img, (2, 0, 1))
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-
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- # drop any channels if applicable
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- img = np.take(img, indices=self.config.band_indices, axis=0)
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-
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- sample = {
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- "image": img.astype(np.float32),
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- "label": self.info.features['label'].str2int(label),
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- }
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-
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- yield f"{label}_{file_name}", sample