Slice into 'Zarr' Arrays


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Documentation for package ‘pizzarr’ version 0.2.2

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as_scalar Convert a value to a scalar to opt-out of R default vector casting behavior. This uses the 'jsonlite::unbox' function to "tag" the value as a scalar.
Attributes Attributes Class
BloscCodec BloscCodec Class
Bz2Codec Bz2Codec Class
Codec Codec Class
Dtype Dtype Class
GzipCodec GzipCodec Class
HttpStore HttpStore Class
int Convenience function for the internal Int class constructor.
is_key_error Check if an error is a KeyError.
is_scalar Check if a value is a scalar (i.e., a one-element vector that was converted with as_scalar).
is_slice Check if a value is a Slice instance.
LzmaCodec LzmaCodec Class
NestedArray NestedArray Class
pizzarr_compiled_features List compiled zarrs features
pizzarr_config Get or set pizzarr configuration
pizzarr_option_defaults pizzarr_option_defaults
pizzarr_sample pizzarr demo data
pizzarr_upgrade Upgrade to the zarrs backend
slice Convenience function for the internal Slice R6 class constructor.
VLenUtf8Codec VLenUtf8Codec Class
zarrs_close_store Close (remove) a cached store handle.
zarrs_compiled_features Return compiled zarrs feature flags as a character vector.
zarrs_create_array Create a new zarr array and write its metadata to the store.
zarrs_get_key Read a single key from a store as raw bytes.
zarrs_get_subset Get a contiguous subset of an array.
zarrs_node_exists Check whether a node exists at the given path in a zarrs store.
zarrs_open_array_metadata Open a zarrs array and return its metadata as an R list.
zarrs_runtime_info Return runtime information about the zarrs backend.
zarrs_set_codec_concurrent_target Set the zarrs codec concurrent target.
zarrs_set_http_batch_range_requests Set whether new HTTP stores use batched range requests.
zarrs_set_nthreads Set the rayon thread pool size.
zarrs_set_subset Set a contiguous subset of an array from R data.
zarr_create Create an empty array
zarr_create_array Create an array initialized with data.
zarr_create_empty Create an array filled with NAs.
zarr_create_group Create a group.
zarr_create_zeros Create an array filled with zeros.
zarr_open Convenience function to open a group or array using file-mode-like semantics.
zarr_open_array Open an array using file-mode-like semantics.
zarr_open_group Open a group using file-mode-like semantics.
zarr_save_array Convenience function to save a ZarrArray to the local file system.
zarr_volcano Create a demo Zarr group containing R's volcano dataset
zb_int Convenience function for the internal Int class constructor with zero-based indexing
zb_slice Convenience function for the internal Slice R6 class constructor with zero-based indexing and exclusive stop index.
ZlibCodec ZlibCodec Class