def test_notebook_images_data_uri(gallery_conf):
gallery_conf = gallery_conf.copy()
gallery_conf['notebook_images'] = True
target_dir = os.path.join(gallery_conf['src_dir'],
gallery_conf['gallery_dirs'])
test_image = os.path.join(os.path.dirname(__file__), 'tinybuild',
'_static_nonstandard', 'demo.png')
# For windows we need to copy this to tmpdir because if tmpdir and this
# file are on different drives there is no relpath between them
dest_dir = os.path.join(gallery_conf['src_dir'], '_static_nonstandard')
os.mkdir(dest_dir)
dest_image = os.path.join(dest_dir, 'demo.png')
shutil.copyfile(test_image, dest_image)
# Make into "absolute" path from source directory
test_image_rel = os.path.relpath(dest_image, gallery_conf['src_dir'])
test_image_abs = '/' + test_image_rel.replace(os.sep, '/')
rst = textwrap.dedent("""\
.. image:: {}
:width: 100px
""").format(test_image_abs)
markdown = rst2md(rst, gallery_conf, target_dir, {})
assert 'data' in markdown
assert 'src="data:image/png;base64,' in markdown
with open(test_image, 'rb') as test_file:
data = base64.b64encode(test_file.read())
assert data.decode('ascii') in markdown
rst = textwrap.dedent("""\
.. image:: /this/image/is/missing.png
:width: 500px
""")
with pytest.raises(ExtensionError):
rst2md(rst, gallery_conf, target_dir, {})
def test_notebook_images_data_uri(gallery_conf):
gallery_conf = gallery_conf.copy()
gallery_conf['notebook_images'] = True
target_dir = os.path.join(gallery_conf['src_dir'],
gallery_conf['gallery_dirs'])
test_image = os.path.join(os.path.dirname(__file__), 'tinybuild',
'_static', 'demo.png')
# Make into "absolute" path from source directory
test_image_rel = os.path.relpath(test_image, gallery_conf['src_dir'])
test_image_abs = '/' + test_image_rel.replace(os.sep, '/')
rst = textwrap.dedent("""\
.. image:: {}
:width: 100px
""").format(test_image_abs)
markdown = rst2md(rst, gallery_conf, target_dir, {})
assert 'data' in markdown
assert 'src="data:image/png;base64,' in markdown
with open(test_image, 'rb') as test_file:
data = base64.b64encode(test_file.read())
assert data.decode('ascii') in markdown
rst = textwrap.dedent("""\
.. image:: /this/image/is/missing.png
:width: 500px
""")
with pytest.raises(ExtensionError):
rst2md(rst, gallery_conf, target_dir, {})
def test_latex_conversion():
"""Latex parsing from rst into Jupyter Markdown"""
double_inline_rst = r":math:`T<0` and :math:`U>0`"
double_inline_jmd = r"$T<0$ and $U>0$"
assert double_inline_jmd == rst2md(double_inline_rst)
align_eq = r"""
.. math::
\mathcal{H} &= 0 \\
\mathcal{G} &= D"""
align_eq_jmd = r"""
\begin{align}\mathcal{H} &= 0 \\
\mathcal{G} &= D\end{align}"""
assert align_eq_jmd == rst2md(align_eq)
def test_latex_conversion():
"""Latex parsing from rst into Jupyter Markdown"""
double_inline_rst = r":math:`T<0` and :math:`U>0`"
double_inline_jmd = r"$T<0$ and $U>0$"
assert double_inline_jmd == rst2md(double_inline_rst)
align_eq = r"""
.. math::
\mathcal{H} &= 0 \\
\mathcal{G} &= D"""
align_eq_jmd = r"""
\begin{align}\mathcal{H} &= 0 \\
\mathcal{G} &= D\end{align}"""
assert align_eq_jmd == rst2md(align_eq)
def find_cell_content(self, lines):
"""Parse cell till its end and set content, lines_to_next_cell.
Return the position of next cell start"""
cell_end_marker, next_cell_start, explicit_eoc = \
self.find_cell_end(lines)
if next_cell_start < len(lines) and \
_BLANK_LINE.match(lines[next_cell_start]):
next_cell_start += 1
# Metadata to dict
cell_start = 0
if self.cell_type == 'markdown':
if self.markdown_marker in ['"""', "'''"]:
# Remove the triple quotes
if lines[0].strip() == self.markdown_marker:
cell_start = 1
else:
lines[0] = lines[0][3:]
if not explicit_eoc:
last = lines[cell_end_marker - 1]
lines[cell_end_marker - 1] = \
last[:last.rfind(self.markdown_marker)]
if self.twenty_hash.match(self.markdown_marker):
cell_start = 1
else:
self.metadata = {}
# Cell content
source = lines[cell_start:cell_end_marker]
if self.cell_type == 'code' and self.comment_magics:
uncomment_magic(source, self.language or self.default_language)
if self.cell_type == 'markdown' and source:
if self.markdown_marker.startswith(self.comment):
source = uncomment(source, self.comment)
if self.rst2md:
if rst2md:
source = rst2md('\n'.join(source)).splitlines()
else:
raise ImportError('Could not import rst2md '
'from sphinx_gallery.notebook')
self.content = source
self.lines_to_next_cell = count_lines_to_next_cell(
cell_end_marker, next_cell_start, len(lines), explicit_eoc)
return next_cell_start
def find_cell_content(self, lines):
"""Parse cell till its end and set content, lines_to_next_cell.
Return the position of next cell start"""
cell_end_marker, next_cell_start, explicit_eoc = self.find_cell_end(
lines)
# Metadata to dict
cell_start = 0
if self.cell_type == "markdown":
if self.markdown_marker in ['"""', "'''"]:
# Remove the triple quotes
if lines[0].strip() == self.markdown_marker:
cell_start = 1
else:
lines[0] = lines[0][3:]
if not explicit_eoc:
last = lines[cell_end_marker - 1]
lines[cell_end_marker -
1] = last[:last.rfind(self.markdown_marker)]
if self.twenty_hash.match(self.markdown_marker):
cell_start = 1
else:
self.metadata = {}
# Cell content
source = lines[cell_start:cell_end_marker]
self.org_content = copy(source)
if self.cell_type == "code" and self.comment_magics:
uncomment_magic(source, self.language or self.default_language)
if self.cell_type == "markdown" and source:
if self.markdown_marker.startswith(self.comment):
source = uncomment(source, self.comment)
if self.rst2md:
if rst2md:
source = rst2md("\n".join(source)).splitlines()
else:
raise ImportError(
"Could not import rst2md from sphinx_gallery.notebook"
) # pragma: no cover
self.content = source
self.lines_to_next_cell = count_lines_to_next_cell(
cell_end_marker, next_cell_start, len(lines), explicit_eoc)
return next_cell_start
def test_convert(gallery_conf):
"""Test ReST conversion"""
rst = """hello
.. contents::
:local:
This is :math:`some` math :math:`stuff`.
.. note::
Interpolation is a linear operation that can be performed also on
Raw and Epochs objects.
.. warning::
Go away
For more details on interpolation see the page :ref:`channel_interpolation`.
.. _foo: bar
.. image:: foobar
:alt: me
:whatever: you
:width: 200px
:class: img_class
"""
markdown = """hello
This is $some$ math $stuff$.
<div class="alert alert-info"><h4>Note</h4><p>Interpolation is a linear operation that can be performed also on
Raw and Epochs objects.</p></div>
<div class="alert alert-danger"><h4>Warning</h4><p>Go away</p></div>
For more details on interpolation see the page `channel_interpolation`.
<img src="file://foobar" alt="me" whatever="you" width="200px" class="img_class">
""" # noqa
assert rst2md(rst, gallery_conf, "", {}) == markdown
def test_notebook_images_prefix(gallery_conf, rst_path, md_path,
prefix_enabled):
if prefix_enabled:
gallery_conf = gallery_conf.copy()
gallery_conf['notebook_images'] = "https://example.com/"
target_dir = os.path.join(gallery_conf['src_dir'],
gallery_conf['gallery_dirs'])
rst = textwrap.dedent("""\
.. image:: {}
:alt: My Image
:width: 100px
:height: 200px
:class: image
""").format(rst_path)
markdown = rst2md(rst, gallery_conf, target_dir, {})
assert 'src="{}"'.format(md_path) in markdown
assert 'alt="My Image"' in markdown
assert 'width="100px"' in markdown
assert 'height="200px"' in markdown
assert 'class="image"' in markdown
def test_convert():
"""Test ReST conversion"""
rst = """hello
.. contents::
:local:
This is :math:`some` math :math:`stuff`.
.. note::
Interpolation is a linear operation that can be performed also on
Raw and Epochs objects.
.. warning::
Go away
For more details on interpolation see the page :ref:`channel_interpolation`.
.. _foo: bar
.. image:: foobar
:alt: me
:whatever: you
"""
markdown = """hello
This is $some$ math $stuff$.
<div class="alert alert-info"><h4>Note</h4><p>Interpolation is a linear operation that can be performed also on
Raw and Epochs objects.</p></div>
<div class="alert alert-danger"><h4>Warning</h4><p>Go away</p></div>
For more details on interpolation see the page `channel_interpolation`.
""" # noqa
assert rst2md(rst) == markdown
def test_convert():
"""Test ReST conversion"""
rst = """hello
.. contents::
:local:
This is :math:`some` math :math:`stuff`.
.. note::
Interpolation is a linear operation that can be performed also on
Raw and Epochs objects.
.. warning::
Go away
For more details on interpolation see the page :ref:`channel_interpolation`.
.. _foo: bar
.. image:: foobar
:alt: me
:whatever: you
"""
markdown = """hello
This is $some$ math $stuff$.
<div class="alert alert-info"><h4>Note</h4><p>Interpolation is a linear operation that can be performed also on
Raw and Epochs objects.</p></div>
<div class="alert alert-danger"><h4>Warning</h4><p>Go away</p></div>
For more details on interpolation see the page `channel_interpolation`.
""" # noqa
assert rst2md(rst) == markdown
def test_headings():
rst = textwrap.dedent("""\
=========
Heading 1
=========
Heading 2
=========
=============
Heading 1-2
=============
Heading 3
---------
=============
Not a Heading
-------------
Mismatch top and bottom
Not another heading
-=-=-=-=-=-=-=-=-=-
Multiple characters
-------
Bad heading but okay
-------------
Over and under mismatch, not rendered and warning raised by Sphinx
Another bad heading, but passable
^^^^^^^^^^^^^^^^^^^^^
Too short, warning raised but is rendered by Sphinx
A
*
BC
**
Some text
And then a heading
------------------
Not valid with no blank line above
=======================
Centered
=======================
------------------------
------------------------
Blank heading above.
{0}
====================
White space above
====================
""").format(' ')
# add whitespace afterward to avoid editors from automatically
# removing the whitespace on save
heading_level_counter = count(start=1)
heading_levels = defaultdict(lambda: next(heading_level_counter))
text = rst2md(rst, {}, "", heading_levels)
assert text.startswith("# Heading 1\n")
assert "\n## Heading 2\n" in text
assert "\n# Heading 1-2\n" in text
assert "\n### Heading 3\n" in text
assert "# Not a Heading" not in text
assert "# Not another Heading" not in text
assert "\n#### Bad heading but okay\n" in text
assert "\n##### Another bad heading, but passable\n" in text
assert "\n###### A\n" in text
assert "\n###### BC\n" in text
assert "# And then a heading\n" not in text
assert "\n# Centered\n" in text
assert "#\nBlank heading above." not in text
assert "# White space above\n" in text