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# (C) Copyright 2005-2023 Enthought, Inc., Austin, TX
# All rights reserved.
#
# This software is provided without warranty under the terms of the BSD
# license included in LICENSE.txt and may be redistributed only under
# the conditions described in the aforementioned license. The license
# is also available online at http://www.enthought.com/licenses/BSD.txt
#
# Thanks for using Enthought open source!
"""
API for the ``pyface.data_view`` subpackage.
Note that this public-facing API is provisional and may change in future
minor releases until Pyface 8.
- :class:`~.AbstractDataExporter`
- :class:`~.AbstractDataModel`
- :class:`~.AbstractValueType`
- :class:`~.DataViewWidget`
- :class:`~.DataWrapper`
Data Formats
------------
- :class:`~.DataFormat`
- :func:`~.text_format`
- :attr:`~.csv_format`
- :attr:`~.csv_column_format`
- :attr:`~.csv_row_format`
- :attr:`~.html_format`
- :attr:`~.npy_format`
- :attr:`~.standard_text_format`
- :attr:`~.table_format`
- :attr:`~.text_column_format`
- :attr:`~.text_row_format`
- :func:`~.from_csv`
- :func:`~.from_csv_column`
- :func:`~.from_csv_row`
- :func:`~.from_json`
- :func:`~.from_npy`
- :func:`~.to_csv`
- :func:`~.to_csv_column`
- :func:`~.to_csv_row`
- :func:`~.to_json`
- :func:`~.to_npy`
Index Managers
--------------
- :class:`~.AbstractIndexManager`
- :class:`~.IntIndexManager`
- :class:`~.TupleIndexManager`
Exceptions
----------
- :class:`~.DataViewError`
- :class:`~.DataViewGetError`
- :class:`~.DataViewSetError`
Interfaces
----------
- :class:`~.IDataViewWidget`
- :class:`~.IDataWrapper`
"""
from pyface.data_view.abstract_data_exporter import AbstractDataExporter
from pyface.data_view.abstract_data_model import AbstractDataModel
from pyface.data_view.abstract_value_type import AbstractValueType
from pyface.data_view.data_formats import (
csv_column_format, csv_format, csv_row_format, from_csv, from_csv_column,
from_csv_row, from_json, from_npy, html_format, npy_format,
standard_text_format, to_csv, to_csv_column, to_csv_row, to_json, to_npy,
table_format, text_column_format, text_row_format
)
from pyface.data_view.data_view_errors import (
DataViewError, DataViewGetError, DataViewSetError
)
from pyface.data_view.i_data_view_widget import IDataViewWidget
from pyface.data_view.i_data_wrapper import (
DataFormat, IDataWrapper, text_format
)
from pyface.data_view.index_manager import (
AbstractIndexManager, IntIndexManager, TupleIndexManager
)
# ----------------------------------------------------------------------------
# Deferred imports
# ----------------------------------------------------------------------------
# These imports have the side-effect of performing toolkit selection
_toolkit_imports = {
'DataViewWidget': 'data_view_widget',
'DataWrapper': 'data_wrapper',
}
def __getattr__(name):
"""Lazily load attributes with side-effects
In particular, lazily load toolkit backend names. For efficiency, lazily
loaded objects are injected into the module namespace
"""
# sentinel object for no result
not_found = object()
result = not_found
if name in _toolkit_imports:
from pyface.toolkit import toolkit_object
source = _toolkit_imports[name]
result = toolkit_object(f"data_view.{source}:{name}")
if result is not_found:
raise AttributeError(f"module {__name__!r} has no attribute {name!r}")
globals()[name] = result
return result
# ----------------------------------------------------------------------------
# Introspection support
# ----------------------------------------------------------------------------
def __dir__():
return sorted(set(globals()) | set(_toolkit_imports))
|
