def get_nbconvert_app(execute=False,
kernel_name="",
start=0,
end=None) -> NbConvertApp:
"""Create"""
# Load the user's nbconvert configuration
app = NbConvertApp()
app.load_config_file()
app.config.update({
# This Preprocessor changes the pygments css prefixes
# from .highlight to .highlight-ipynb
"CSSHTMLHeaderPreprocessor": {
"enabled": True,
"highlight_class": ".highlight-ipynb",
},
"SubCell": {
"enabled": True,
"start": start,
"end": end
},
"ExecutePreprocessor": {
"enabled": execute,
"store_widget_state": True,
"kernel_name": kernel_name,
"allow_errors": True,
},
})
return app
def _get_config(default=None):
"""Load and return the user's nbconvert configuration
"""
config = Config(default) if default is not None else Config()
app = NbConvertApp()
app.load_config_file()
_update_config(config, app.config)
return config
def get_html_from_filepath(filepath,
start=0,
end=None,
template=None):
"""Return the HTML from a Jupyter Notebook
"""
preprocessors_ = [SubCell]
template_file = "basic"
extra_loaders = []
if template:
extra_loaders.append(
jinja2.FileSystemLoader([os.path.dirname(template)]))
template_file = os.path.basename(template)
# Load the user's nbconvert configuration
app = NbConvertApp()
app.load_config_file()
app.config.update({
# This Preprocessor changes the pygments css prefixes
# from .highlight to .highlight-ipynb
"CSSHTMLHeaderPreprocessor": {
"enabled": True,
"highlight_class": ".highlight-ipynb",
},
"SubCell": {
"enabled": True,
"start": start,
"end": end
},
})
# Overwrite Custom jinja filters
# This is broken right now so needs fix from below
# https://github.com/jupyter/nbconvert/pull/877
filters = {
"highlight_code": custom_highlight_code
}
exporter = HTMLExporter(
config=app.config,
template_file=template_file,
extra_loaders=extra_loaders,
filters=filters,
preprocessors=preprocessors_,
)
content, info = exporter.from_filename(filepath)
# Fix for nbconvert bug
# content = content.replace("<pre>", '<pre class="highlight highlight-ipynb">')
# end-fix
# Since we make a Markdown file we need to remove empty lines and strip
content = "\n".join([line.rstrip() for line in content.split("\n") if line.rstrip()])
return content, info
def get_html_from_filepath(filepath,
start=0,
end=None,
template=None,
execute=False):
"""Return the HTML from a Jupyter Notebook
"""
preprocessors_ = [SubCell]
template_file = "basic"
extra_loaders = []
if template:
extra_loaders.append(
jinja2.FileSystemLoader([os.path.dirname(template)]))
template_file = os.path.basename(template)
# Load the user's nbconvert configuration
app = NbConvertApp()
app.load_config_file()
app.config.update({
# This Preprocessor changes the pygments css prefixes
# from .highlight to .highlight-ipynb
"CSSHTMLHeaderPreprocessor": {
"enabled": True,
"highlight_class": ".highlight-ipynb",
},
"SubCell": {
"enabled": True,
"start": start,
"end": end
},
# "ExecutePreprocessor": {
# "enabled": execute,
# "store_widget_state": True
# }
})
# Overwrite Custom jinja filters
# This is broken right now so needs fix from below
# https://github.com/jupyter/nbconvert/pull/877
# TODO: is this fixed and released?
filters = {
"highlight_code": custom_highlight_code,
}
exporter = HTMLExporter(
config=app.config,
template_file=template_file,
preprocessors=preprocessors_,
extra_loaders=extra_loaders,
filters=filters,
)
content, info = exporter.from_filename(filepath)
return content, info
def nb2html(nb_path, start=0, end=None, execute=False, kernel_name=""):
"""Convert a notebook and return html"""
logger.info(f"Convert notebook {nb_path}")
# Load the user's nbconvert configuration
app = NbConvertApp()
app.load_config_file()
app.config.update(
{
# This Preprocessor changes the pygments css prefixes
# from .highlight to .highlight-ipynb
"CSSHTMLHeaderPreprocessor": {
"enabled": True,
"highlight_class": ".highlight-ipynb",
},
"SubCell": {"enabled": True, "start": start, "end": end},
"ExecutePreprocessor": {
"enabled": execute,
"store_widget_state": True,
"kernel_name": kernel_name,
},
}
)
preprocessors_ = [SubCell]
filters = {
"highlight_code": custom_highlight_code,
}
template_file = "mkdocs_html/notebook.html.j2"
# template_file = "lab/index.html.j2"
exporter = HTMLExporter(
config=app.config,
template_file=template_file,
# uncomment this line when new nbconvert is released
# https://github.com/jupyter/nbconvert/pull/1429
extra_template_paths=[os.path.join(THIS_DIR, "templates")],
preprocessors=preprocessors_,
filters=filters,
)
# Delete this block when nbconvert is released
# https://github.com/jupyter/nbconvert/pull/1429
# exporter.template_paths.append(os.path.join(THIS_DIR, "templates"))
# print(exporter.template_paths)
# End block
html, info = exporter.from_filename(nb_path)
# HTML and CSS fixes
# html = html_fixes(html, info, fix_css=True, ignore_css=False)
return GENERATED_MD.format(html=html)
def get_html_from_filepath(filepath, start=0, end=None, template=None):
"""Return the HTML from a Jupyter Notebook
"""
preprocessors_ = [SubCell]
template_file = "basic"
extra_loaders = []
if template:
extra_loaders.append(
jinja2.FileSystemLoader([os.path.dirname(template)]))
template_file = os.path.basename(template)
# Load the user's nbconvert configuration
app = NbConvertApp()
app.load_config_file()
app.config.update({
# This Preprocessor changes the pygments css prefixes
# from .highlight to .highlight-ipynb
"CSSHTMLHeaderPreprocessor": {
"enabled": True,
"highlight_class": ".highlight-ipynb",
},
"SubCell": {
"enabled": True,
"start": start,
"end": end
},
})
# Overwrite Custom jinja filters
# This is broken right now so needs fix from below
# https://github.com/jupyter/nbconvert/pull/877
filters = {"highlight_code": custom_highlight_code}
exporter = HTMLExporter(
config=app.config,
template_file=template_file,
extra_loaders=extra_loaders,
filters=filters,
preprocessors=preprocessors_,
)
content, info = exporter.from_filename(filepath)
# Fix for nbconvert bug
content = content.replace("<pre>",
'<pre class="highlight highlight-ipynb">')
# end-fix
# Since we make a Markdown file we need to remove empty lines and strip
content = "\n".join(
[line.strip() for line in content.split("\n") if line.strip()])
return content, info
def get_config():
"""Load and return the user's nbconvert configuration
"""
app = NbConvertApp()
app.load_config_file()
return app.config
def get_config():
"""Load and return the user's nbconvert configuration
"""
app = NbConvertApp()
app.load_config_file()
return app.config