pychunked_data_view

Submodules

• pychunked_data_view.chunked_data_view
• pychunked_data_view.exceptions

Classes

AxisDefinition	Defines which axis from a MARS Request form an axis in the Zarr array.
ChunkedDataView
ChunkedDataViewBuilder
Chunking	Defines how a axis will be chunked
ExtractorType	Suported data extractors.

Package Contents

class AxisDefinition(keys: list[str], chunking: Chunking)

Defines which axis from a MARS Request form an axis in the Zarr array.

Also defines if the data is to be chunked.

Parameters:

• keys (list of str) – mars keys that for this axis.

• chunking (Chunking) – Define how this axis shall be chunked

static _translate_chunking(chunking: Chunking) → chunked_data_view_bindings.chunked_data_view_bindings.AxisDefinition.NoChunking | chunked_data_view_bindings.chunked_data_view_bindings.AxisDefinition.IndividualChunking

_obj

property keys: list[str]

property chunking: Chunking

class ChunkedDataView(obj: chunked_data_view_bindings.chunked_data_view_bindings.ChunkedDataView)

_obj

at(index: list[int] | tuple[int, Ellipsis])

chunkShape()

chunks()

shape()

class ChunkedDataViewBuilder(fdb_config_file: pathlib.Path | None)

_obj

add_part(mars_request_key_values: str, axes: list[AxisDefinition], extractor_type: ExtractorType)

extend_on_axis(axis: int)

build()

class Chunking(*args, **kwds)

Bases: enum.Enum

Defines how a axis will be chunked

NONE

Axis will not be chunked, accessing any value from this axis will load all values.

SINGLE_VALUE

Axis will be chunked. One chunk per value.

NONE

SINGLE_VALUE

class ExtractorType(*args, **kwds)

Bases: enum.Enum

Suported data extractors.

Defines what storage format the caller expects to be stored in FDB.

GRIB

Extract data from GRIB