Revert "write metadata to store"

This reverts commit 908bd2b.

Author: niklasmueboe

Cargo.toml

@@ -21,6 +21,5 @@ polars-arrow  = { version = "0.44" }
 pyo3          = { version = "0.21", features = ["extension-module"] }
 pyo3-polars   = { version = "0.18", features = ["dtype-categorical"] }
 rayon         = { version = "1.8" }
-serde_json    = { version = "1" }
 sprs          = { version = "= 0.11.1", features = ["serde"] }
 zarrs         = { version = "0.16.4", features = ["ndarray", "gzip"] }

src/cosine_zarr.rs

@@ -1,13 +1,12 @@
 use ndarray::{Array2, Array3, NdFloat};
 use num::zero;
-use serde_json::Map;
-use std::{collections::BTreeMap, error::Error, path::PathBuf, sync::Arc};
+use std::{error::Error, path::PathBuf, sync::Arc};
 use zarrs::{
     array::{
         chunk_grid::RegularChunkGrid, codec::GzipCodec, Array as ZarrArray, ArrayBuilder,
         ChunkGrid, DataType, Element, FillValue,
     },
-    group::{Group, GroupMetadataV3},
+    group::Group,
     storage::store::FilesystemStore,
 };
 
@@ -34,17 +33,12 @@ pub fn initialize_cosine_zarrstore(
     ));
 
     // generate root
-    let mut root_meta = Map::new();
-    root_meta.insert("shape".into(), serde_json::to_value(shape.clone())?);
-    root_meta.insert("celltypes".into(), serde_json::to_value(celltypes)?);
-    root_meta.insert("chunk_size".into(), serde_json::to_value(chunk_size)?);
-
-    Group::new_with_metadata(
-        store.clone(),
-        "/",
-        GroupMetadataV3::new(root_meta, BTreeMap::new()).into(),
-    )?
-    .store_metadata()?;
+    // Group::new_with_metadata(
+    //     store.clone(),
+    //     path.to_str().expect("Valid path"),
+    //     serde_json::json!({"shape", shape}),
+    // )?
+    Group::open(store.clone(), "/")?.store_metadata()?;
 
     // generate cosine group
     Group::open(store.clone(), CT_PATH_PREFIX)?.store_metadata()?;