make signatures consistent

Author: d-v-b

src/zarr/api/asynchronous.py

@@ -11,6 +11,7 @@
 
 from zarr.abc.store import Store
 from zarr.core.array import (
+    DEFAULT_FILL_VALUE,
     Array,
     AsyncArray,
     CompressorLike,
@@ -863,7 +864,7 @@ async def create(
     chunks: ChunkCoords | int | bool | None = None,
     dtype: ZDTypeLike | None = None,
     compressor: CompressorLike = "auto",
-    fill_value: Any | None = None,  # TODO: need type
+    fill_value: Any | None = DEFAULT_FILL_VALUE,
     order: MemoryOrder | None = None,
     store: str | StoreLike | None = None,
     synchronizer: Any | None = None,

src/zarr/core/group.py

@@ -20,6 +20,7 @@
 from zarr.abc.store import Store, set_or_delete
 from zarr.core._info import GroupInfo
 from zarr.core.array import (
+    DEFAULT_FILL_VALUE,
     Array,
     AsyncArray,
     CompressorLike,
@@ -1009,7 +1010,7 @@ async def create_array(
         compressors: CompressorsLike = "auto",
         compressor: CompressorLike = "auto",
         serializer: SerializerLike = "auto",
-        fill_value: Any | None = None,
+        fill_value: Any | None = DEFAULT_FILL_VALUE,
         order: MemoryOrder | None = None,
         attributes: dict[str, JSON] | None = None,
         chunk_key_encoding: ChunkKeyEncodingLike | None = None,
@@ -2430,7 +2431,7 @@ def create_array(
         compressors: CompressorsLike = "auto",
         compressor: CompressorLike = "auto",
         serializer: SerializerLike = "auto",
-        fill_value: Any | None = None,
+        fill_value: Any | None = DEFAULT_FILL_VALUE,
         order: MemoryOrder | None = None,
         attributes: dict[str, JSON] | None = None,
         chunk_key_encoding: ChunkKeyEncodingLike | None = None,
@@ -2835,7 +2836,7 @@ def array(
         compressors: CompressorsLike = "auto",
         compressor: CompressorLike = None,
         serializer: SerializerLike = "auto",
-        fill_value: Any | None = 0,
+        fill_value: Any | None = DEFAULT_FILL_VALUE,
         order: MemoryOrder | None = "C",
         attributes: dict[str, JSON] | None = None,
         chunk_key_encoding: ChunkKeyEncodingLike | None = None,