utf8 encoding

test.py

@@ -1,6 +1,7 @@
 import zarr
 import numpy as np
 import datasets
+import fsspec
 
 
 
@@ -31,13 +32,24 @@ class ZarrTest:
 
     @staticmethod
     def create():
-        z1 = zarr.open('data/example.zarr', mode='w', shape=(100, 100),
-                       chunks=(10, 10), dtype='i4')
+        store = zarr.DirectoryStore('data.zarr')
+        root = zarr.group(store=store)
+        z1 = root.zeros('trace', shape=(100, 100), chunks=(10, 10), dtype='i1', overwrite=True)
         z1[:] = 42
         z1[0, :] = np.arange(100)
         z1[:, 0] = np.arange(100)
-        z2 = zarr.open('data/example.zarr', mode='r')
-        test = np.all(z1[:] == z2[:])
+        z2 = root.zeros('plaintext', shape=100, dtype='u1', overwrite=True)
+        z3 = root.zeros('ciphertext', shape=100, dtype='u1', overwrite=True)
+        z4 = root.zeros('key', shape=100, dtype='u1', overwrite=True)
+        z2[:] = 22
+        z3[:] = 33
+        z4[:] = 44
+        zarr.consolidate_metadata(store)
+        store.close()
+
+        store = zarr.DirectoryStore('data.zarr')
+        root = zarr.group(store=store)
+        test = np.all(z1[:] == root['trace'][:])
         print(test)
 
     @staticmethod
@@ -77,10 +89,11 @@ class ZarrTest:
         """
         from datasets import load_dataset
         import datasets
-        datasets.download.DownloadManager
-        ds = load_dataset("spikingneurons/test", streaming=True)
+        ds = load_dataset("spikingneurons/test", streaming=True, trust_remote_code=True)
         print(ds)
 
+# ZarrTest.load_zip_partially_from_hf()
+
 class Test(datasets.GeneratorBasedBuilder):
     VERSION = datasets.Version("1.0.0")
     BUILDER_CONFIGS = []
@@ -106,11 +119,21 @@ class Test(datasets.GeneratorBasedBuilder):
         )
 
     def _split_generators(self, dl_manager):
+        from fsspec.implementations.zip import ZipFileSystem
         print(dl_manager)
         print(self.config.name)
         urls = ["example.zip"]
-        data_dir = dl_manager.download(urls)
+        data_dir = dl_manager.download_and_extract(urls)
         print(data_dir)
+
+        # Open the zip file using fsspec
+        with fsspec.open(data_dir[0]) as f:
+            with fsspec.filesystem("zip", fo=f) as fs:
+                # List all files in the zip
+                all_files = fs.glob("*")
+                print("All files in the zip:", all_files)
+
+
         streaming = dl_manager.is_streaming
         return [
             datasets.SplitGenerator(