CHANGES

Changelog
=========


Version 4.1.0
-------------

Support "lax" validation, i.e. validation allowing for null-valued foreign keys.


Version 4.0.0
-------------

- removed dependency on `attrs`

Backwards incompatibility
~~~~~~~~~~~~~~~~~~~~~~~~~

- Since formerly `@attr.s` decorated classes are now dataclasses, any class inheriting from these
  will be broken.
- Some functions have been moved to different modules, so imports may be broken.


Version 3.7.0
-------------

- fixed expanding of URLs to account for QNames used as URI template.
- adapted `metadata.NAMESPACES` to contain the prefixes defined in the RDFa
  core initial context (https://www.w3.org/2011/rdfa-context/rdfa-1.1).



Version 3.6.0
-------------

- Switch dependency from colorama to termcolor, which seems to be better maintained.
- Enhanced `dsv.UnicodeWriter.writerows` to allow simpler writing of CSV rows from `dict` objects.


Version 3.5.1
-------------

Re-instate support for py3.8, since it's still supported on Ubuntu 20.04 lts.


Version 3.5.0
-------------

- Added csvw2markdown command.
- Added support for py3.13, dropped support for py3.8.


Version 3.4.0
-------------

- Improve compatibility with frictionless framework.
- Added experimental csvw2sqlite command.
- Test on python 3.13.


Version 3.3.1
-------------

- Made sure the `_parent` attribute is excluded for equality comparisons of `Description` objects
  in order to stay compatible with attrs >= 24.1.


Version 3.3.0
-------------

- Fixed handling of null values for list-valued columns when reading from sqlite db.
- Added flag to force writing CSVW data in "strict" mode, see https://github.com/cldf/csvw/issues/57


Version 3.2.2
-------------

- Support list-valued column data of non-string datatypes (as long as they can be
  JSON serialized) in `db`.


Version 3.2.1
-------------

- Fixed bug whereby NULL values list-valued fields couldn't be written to sqlite.



Version 3.2.0
-------------

- Fixed bug whereby it was impossible to set `Column.null` to the empty list.
- Dropped py3.7 compatibility.
- Fixed bug whereby decimals were serialised in scientific notation which is
  against the spec.
- Add Python 3.12 to tested and supported versions.
- Replace `lazyproperty` with `functools.cached_property`, since we don't support
  py < 3.8 anymore.


Version 3.1.3
-------------

- Fixed support for writing tables to zipped files.


Version 3.1.2
-------------

- DB creation will now drop self-referential foreign-keys by default


Version 3.1.1
-------------

- Fixed the ranges of positiveInteger and nonNegativeInteger


Version 3.1
-----------

- Support [JSON Schema](https://json-schema.org/) documents as `format`
  annotation for datatype `json`.


Version 3.0
-----------

- Better CSVW spec conformance:
  - `csvw.CSVW.to_json` implements https://w3c.github.io/csvw/csv2json/
  - `csvw.CSVW.is_valid`
  - Completed datatype support
- CLI
- Docs

Backwards incompatibility:
- `commentPrefix=None` for default CSV dialect for Table and TableGroup (instead of `#`)
- duplicate column names in CSVW metadata now raise `ValueError` rather than just issuing a warning
- Dropped Python 3.6 compatibility


Version 2.0
-----------

- Fix CSVW spec compatibility: Stop doing blackslash escaping/doubling with
  (default) Dialect(doubleQuote=True) (https://github.com/cldf/csvw/issues/7).
- Fix doubling of backslashes  with csv.QUOTE_NONE
  (https://github.com/cldf/csvw/issues/4).
- Python 3.10 support.


Version 1.11.0
--------------

- Dropped py35 compat.
- Enhanced foreign key validation.


Version 1.10.1
--------------

- fixed bug where the line number was not correctly reported by
  UnicodeReaderWithLineNumber when multi-line cell content was read.
- extended tests to python 3.9


Version 1.10
------------

- Allow reading of data and metadata from URLs.


Version 1.4
-----------

- Read all data with encoding specified as UTF-8 using utf-8-sig encoding.


Version 1.0
-----------

- Integrate cllutils.dsv functionality, drop clldutils and six dependencies.


Version 0.1.1
-------------

- Update clldutils to 1.14.0


Version 0.1
-----------

- First release as package taken out from clldutils.