fix TiffTags and Exif related references

docs/handbook/image-file-formats.rst

@@ -774,7 +774,7 @@ The :py:meth:`~PIL.Image.open` method sets the following
 
 The :py:attr:`~PIL.Image.Image.tag_v2` attribute contains a dictionary
 of TIFF metadata. The keys are numerical indexes from
-:py:attr:`~PIL.TiffTags.TAGS_V2`.  Values are strings or numbers for single
+:py:data:`.TiffTags.TAGS_V2`.  Values are strings or numbers for single
 items, multiple values are returned in a tuple of values. Rational
 numbers are returned as a :py:class:`~PIL.TiffImagePlugin.IFDRational`
 object.
@@ -827,7 +827,7 @@ The :py:meth:`~PIL.Image.Image.save` method can take the following keyword argum
     object and setting the type in
     :py:attr:`~PIL.TiffImagePlugin.ImageFileDirectory_v2.tagtype` with
     the appropriate numerical value from
-    ``TiffTags.TYPES``.
+    :py:data:`.TiffTags.TYPES`.
 
     .. versionadded:: 2.3.0
 
@@ -844,7 +844,7 @@ The :py:meth:`~PIL.Image.Image.save` method can take the following keyword argum
 
     Previous versions only supported some tags when writing using
     libtiff. The supported list is found in
-    :py:attr:`~PIL:TiffTags.LIBTIFF_CORE`.
+    :py:data:`.TiffTags.LIBTIFF_CORE`.
 
     .. versionadded:: 6.1.0
 

docs/reference/Image.rst

@@ -333,6 +333,10 @@ Instances of the :py:class:`Image` class have the following attributes:
 Classes
 -------
 
+.. autoclass:: PIL.Image.Exif
+    :members:
+    :undoc-members:
+    :show-inheritance:
 .. autoclass:: PIL.Image.ImagePointHandler
 .. autoclass:: PIL.Image.ImageTransformHandler
 

docs/reference/TiffTags.rst

@@ -60,3 +60,8 @@ metadata tag numbers, names, and type information.
 
     The ``TYPES`` dictionary maps the TIFF type short integer to a
     human readable type name.
+
+.. py:data:: PIL.TiffTags.LIBTIFF_CORE
+    :type: list
+
+    A list of supported tag ids when writing using libtiff.