ParseMode is a plain Enum, not a str subclass — string "html" fails equality check against the enum member and raises ValueError. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
ParseMode is a plain Enum, not a str subclass — string "html" fails equality check against the enum member and raises ValueError. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>