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Adapt ForceEquations for Sphinx 8.2 #822

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Adapt ForceEquations for Sphinx 8.2 #822

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Adapt ``ForceEquations`` for Sphinx 8.2
AA-Turner Feb 17, 2025
288bb98
NameError
AA-Turner Feb 17, 2025
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15 changes: 11 additions & 4 deletions src/nbsphinx/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@
import sphinx.directives.other
import sphinx.environment
import sphinx.errors
import sphinx.transforms
import sphinx.transforms.post_transforms.images
from sphinx.util.matching import patmatch
try:
Expand Down Expand Up @@ -1458,7 +1459,7 @@ def apply(self):
env.nbsphinx_files.setdefault(env.docname, []).append(file)


class ForceEquations(docutils.transforms.Transform):
class ForceEquations(sphinx.transforms.SphinxTransform):
"""Unconditionally enable equations on notebooks.

Except if ``nbsphinx_assume_equations`` is set to ``False``.
Expand All @@ -1468,9 +1469,15 @@ class ForceEquations(docutils.transforms.Transform):
default_priority = 900 # after checking for equations in MathDomain

def apply(self):
env = self.document.settings.env
if env.config.nbsphinx_assume_equations:
env.get_domain('math').data['has_equations'][env.docname] = True
if sphinx.version_info[:2] >= (8, 2):
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Out of curiosity: Why are you putting [:2] there?
Shouldn't it behave identically when you drop it?

# Sphinx 8.2 detects equations via the writer/translator,
# so ForceEquations isn't needed.
return
if not self.config.nbsphinx_assume_equations:
return

maths_data = self.env.get_domain('math').data
maths_data.setdefault('has_equations', {})[self.env.docname] = True


class GetSizeFromImages(
Expand Down
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