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EuroSAT.py

@@ -36,6 +36,12 @@ class EuroSATConfig(datasets.BuilderConfig):
         self.bands = bands
         self.band_indices = [int(self.all_band_names.index(b)) for b in bands if b in self.all_band_names]
 
+    def update(self, **kwargs):
+        """Update Config"""
+        for key, value in kwargs.items():
+            if hasattr(self, key):
+                setattr(self, key, value)
+
 class EuroSAT(datasets.GeneratorBasedBuilder):
     VERSION = datasets.Version("1.0.0")
     
@@ -48,9 +54,23 @@ class EuroSAT(datasets.GeneratorBasedBuilder):
     
     DEFAULT_CONFIG_NAME = "default"
 
+    HEIGHT = WIDTH = 64
+
     def __init__(self, *args, **kwargs):
-        self.height = 64
-        self.width = 64
+        config_keywords = ['bands']
+        config_kwargs = {k: v for k, v in kwargs.items() if k in config_keywords}
+
+        if 'config' in kwargs and isinstance(kwargs['config'], EuroSATConfig):
+            kwargs['config'].update(**config_kwargs)
+        else:
+            config = EuroSATConfig(**config_kwargs)
+            kwargs['config'] = config
+
+        for k in config_kwargs:
+            kwargs.pop(k, None)
+
+        self.height = self.HEIGHT
+        self.width = self.WIDTH
         self.labels = [
           "AnnualCrop",
           "Forest", 
@@ -63,22 +83,22 @@ class EuroSAT(datasets.GeneratorBasedBuilder):
           "River", 
           "SeaLake",
         ]
-        # self.label_ids = {label: idx for idx, label in enumerate(self.labels)}
-        if 'config' in kwargs:
-            user_config = kwargs['config']
-            if isinstance(user_config, dict):
-                for key, value in user_config.items():
-                    if hasattr(self.config, key):
-                        setattr(self.config, key, value)
-            else:
-                raise ValueError("check user_config, it should be a dict")
-        else:
-            raise ValueError("config is not specified in arguments")
-        
+        self.num_channels = len(kwargs['config'].band_indices)
         super().__init__(*args, **kwargs)
+        # if 'config' in kwargs:
+        #     user_config = kwargs['config']
+        #     if isinstance(user_config, dict):
+        #         for key, value in user_config.items():
+        #             if hasattr(self.config, key):
+        #                 setattr(self.config, key, value)
+        #     else:
+        #         raise ValueError("check user_config, it should be a dict")
+        # else:
+        #     raise ValueError("config is not specified in arguments")
+
+        
 
     def _info(self):
-        self.num_channels = self.config.band_indices.shape[0] # TODO: check out this
         return datasets.DatasetInfo(
             features=datasets.Features({
                 "image": datasets.Array3D(shape=(self.num_channels, self.height, self.width), dtype="float32"),