Update documentation in domdf_python_tools.testing

Author: domdfcoding

domdf_python_tools/testing/__init__.py

@@ -8,6 +8,12 @@
 	:__pkginfo__:
 
 .. versionadded:: 0.4.9
+
+.. attention::
+
+	:mod:`domdf_python_tools.testing` is deprecated since v2.4.0 and will be removed in v3.0.0.
+	Use the new `coincidence <https://coincidence.readthedocs.io/en/latest/api/utils.html>`_ package instead,
+	which has everything this module provides, and more!
 """
 #
 #  Copyright © 2020 Dominic Davis-Foster <dominic@davis-foster.co.uk>

domdf_python_tools/testing/regressions.py

@@ -10,7 +10,7 @@
 .. versionadded:: 2.2.0
 """
 #
-#  Copyright © 2020 Dominic Davis-Foster <dominic@davis-foster.co.uk>
+#  Copyright © 2020-2021 Dominic Davis-Foster <dominic@davis-foster.co.uk>
 #
 #  This program is free software; you can redistribute it and/or modify
 #  it under the terms of the GNU Lesser General Public License as published by
@@ -87,7 +87,8 @@ def check_file_output(
 	:param extension: The extension of the reference file.
 		If :py:obj:`None` the extension is determined from ``filename``.
 	:param newline: Controls how universal newlines mode works. See :func:`open`.
-	:param \*\*kwargs: Additional keyword arguments passed to :meth:`.FileRegressionFixture.check`.
+	:param \*\*kwargs: Additional keyword arguments passed to
+		:meth:`pytest_regressions.file_regression.FileRegressionFixture.check`.
 
 	.. versionchanged:: 1.7.1  Changed the default for ``newline`` to ``'\n'``.
 	"""