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Diffstat (limited to 'sphinx/util/math.py')
| -rw-r--r-- | sphinx/util/math.py | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/sphinx/util/math.py b/sphinx/util/math.py index 7caf662dc..0c42a00ed 100644 --- a/sphinx/util/math.py +++ b/sphinx/util/math.py @@ -1,5 +1,7 @@ """Utility functions for math.""" +from typing import Optional + from docutils import nodes from sphinx.builders.html import HTMLTranslator @@ -20,7 +22,7 @@ def get_node_equation_number(writer: HTMLTranslator, node: nodes.math_block) -> return node['number'] -def wrap_displaymath(text: str, label: str, numbering: bool) -> str: +def wrap_displaymath(text: str, label: Optional[str], numbering: bool) -> str: def is_equation(part: str) -> str: return part.strip() |