常量
---------

.. autoclass:: pypdf.constants.AnnotationFlag
    :members:
    :undoc-members:
    :show-inheritance:

.. autoclass:: pypdf.constants.ImageType
    :members:
    :undoc-members:
    :show-inheritance:

.. autoclass:: pypdf.constants.PageLabelStyle
    :members:
    :undoc-members:
    :show-inheritance:

.. autoclass:: pypdf.constants.UserAccessPermissions
    :members:
    :undoc-members:
    :show-inheritance:

.. autoclass:: pypdf.constants.FieldDictionaryAttributes
       :members:
       :undoc-members:
       :exclude-members: FT, Parent, Kids, T, TU, TM, V, DV, AA, Opt, attributes, attributes_dict
       :show-inheritance: