================================== FAILURES ===================================
_____________________ test_sphinx_gallery_example_header ______________________
[gw1] win32 -- Python 3.9.16 C:\Miniconda3-x64\envs\mpl-dev\python.exe
    def test_sphinx_gallery_example_header():
        """
        We have copied EXAMPLE_HEADER and modified it to include meta keywords.
        This test monitors that the version we have copied is still the same as
        the EXAMPLE_HEADER in sphinx-gallery. If sphinx-gallery changes its
        EXAMPLE_HEADER, this test will start to fail. In that case, please update
        the monkey-patching of EXAMPLE_HEADER in conf.py.
        """
        gen_rst = pytest.importorskip('sphinx_gallery.gen_rst')
    
        EXAMPLE_HEADER = """
    .. DO NOT EDIT.
    .. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY.
    .. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE:
    .. "{0}"
    .. LINE NUMBERS ARE GIVEN BELOW.
    
    .. only:: html
    
        .. note::
            :class: sphx-glr-download-link-note
    
            Click :ref:`here <sphx_glr_download_{1}>`
            to download the full example code{2}
    
    .. rst-class:: sphx-glr-example-title
    
    .. _sphx_glr_{1}:
    
    """
>       assert gen_rst.EXAMPLE_HEADER == EXAMPLE_HEADER
E       AssertionError: assert '\n.. DO NOT ..._glr_{1}:\n\n' == '\n.. DO NOT ..._glr_{1}:\n\n'
E         Skipping 242 identical leading characters in diff, use -v to show
E           
E           
E         -         Click :ref:`here <sphx_glr_download_{1}>`
E         ?        ------         ^
E         +         :ref:`Go to the end <sphx_glr_download_{1}>`
E         ?               +++++++  ^ ++
E                   to download the full example code{2}
E           
E           .. rst-class:: sphx-glr-example-title
E           
E           .. _sphx_glr_{1}:
lib\matplotlib\tests\test_doc.py:34: AssertionError