Refactor the download and publication of the datasets and convert it into CLI script (#95)

Co-authored-by: Remi <re.cadene@gmail.com>

lerobot/__init__.py

@@ -61,6 +61,13 @@ available_datasets = list(
     itertools.chain(*available_datasets_per_env.values(), available_datasets_without_env)
 )
 
+# TODO(rcadene, aliberts, alexander-soare): Add real-world env with a gym API
+available_datasets_without_env = ["lerobot/umi_cup_in_the_wild"]
+
+available_datasets = list(
+    itertools.chain(*available_datasets_per_env.values(), available_datasets_without_env)
+)
+
 available_policies = [
     "act",
     "diffusion",