Add alt text support for ~v1.0.2 version#1097
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Add read/write alt_text property to BaseShape for accessibility support. Includes implementation, documentation, and tests for the new property. Signed-off-by: Huan Di <huandzh@gmail.com>
Add deleter for alt_text property to allow complete removal of alternative text from shapes. Update getter to return None instead of empty string when no alt text is present. Add BDD tests for alt_text get/set/delete operations. Signed-off-by: Huan Di <huandzh@gmail.com>
Add test cases to verify proper deletion of alt text attribute from various shape types including Shape, BaseShape, GraphicFrame, and Picture. Includes fixture with multiple test scenarios. Signed-off-by: Huan Di <huandzh@gmail.com>
Merged Changes: Implement alternative text property for shapes to support screen readers. Includes getter, setter, and deleter methods, along with documentation and comprehensive tests.
…uced when merging master. Signed-off-by: huandzh <huandzh@gmail.com>
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This PR provides alternative text support with test coverage, and unlike previous PR #512, it only provides a high-level property.
There was a previous unmerged PR for older versions. See also: #508 PR #512