Mention also frozendict in the doc body

Author: vstinner

Doc/c-api/dict.rst

@@ -42,6 +42,9 @@ Dictionary objects
    enforces read-only behavior.  This is normally used to create a view to
    prevent modification of the dictionary for non-dynamic class types.
 
+   The first argument can be a :class:`dict`, a :class:`frozendict`, or a
+   mapping.
+
    .. versionchanged:: next
       Accept also :class:`frozendict`.
 
@@ -71,13 +74,20 @@ Dictionary objects
    *key*, return ``1``, otherwise return ``0``.  On error, return ``-1``.
    This is equivalent to the Python expression ``key in p``.
 
+   The first argument can be a :class:`dict` or a :class:`frozendict`.
+
+   .. versionchanged:: next
+      Also accept :class:`frozendict`.
+
 
 .. c:function:: int PyDict_ContainsString(PyObject *p, const char *key)
 
    This is the same as :c:func:`PyDict_Contains`, but *key* is specified as a
    :c:expr:`const char*` UTF-8 encoded bytes string, rather than a
    :c:expr:`PyObject*`.
 
+   The first argument can be a :class:`dict` or a :class:`frozendict`.
+
    .. versionadded:: 3.13
 
    .. versionchanged:: next
@@ -88,10 +98,6 @@ Dictionary objects
 
    Return a new dictionary that contains the same key-value pairs as *p*.
 
-   .. versionchanged:: next
-      If *p* is a subclass of :class:`frozendict`, the result will be a
-      :class:`frozendict` instance instead of a :class:`dict` instance.
-
 .. c:function:: int PyDict_SetItem(PyObject *p, PyObject *key, PyObject *val)
 
    Insert *val* into the dictionary *p* with a key of *key*.  *key* must be
@@ -132,6 +138,8 @@ Dictionary objects
    * If the key is missing, set *\*result* to ``NULL`` and return ``0``.
    * On error, raise an exception and return ``-1``.
 
+   The first argument can be a :class:`dict` or a :class:`frozendict`.
+
    .. versionadded:: 3.13
 
    .. versionchanged:: next
@@ -146,6 +154,8 @@ Dictionary objects
    has a key *key*.  Return ``NULL`` if the key *key* is missing *without*
    setting an exception.
 
+   The first argument can be a :class:`dict` or a :class:`frozendict`.
+
    .. note::
 
       Exceptions that occur while this calls :meth:`~object.__hash__` and
@@ -167,6 +177,8 @@ Dictionary objects
    occurred.  Return ``NULL`` **without** an exception set if the key
    wasn't present.
 
+   The first argument can be a :class:`dict` or a :class:`frozendict`.
+
    .. versionchanged:: next
       Accept also :class:`frozendict`.
 
@@ -177,6 +189,8 @@ Dictionary objects
    :c:expr:`const char*` UTF-8 encoded bytes string, rather than a
    :c:expr:`PyObject*`.
 
+   The first argument can be a :class:`dict` or a :class:`frozendict`.
+
    .. note::
 
       Exceptions that occur while this calls :meth:`~object.__hash__` and
@@ -195,6 +209,8 @@ Dictionary objects
    :c:expr:`const char*` UTF-8 encoded bytes string, rather than a
    :c:expr:`PyObject*`.
 
+   The first argument can be a :class:`dict` or a :class:`frozendict`.
+
    .. versionadded:: 3.13
 
    .. versionchanged:: next
@@ -263,6 +279,8 @@ Dictionary objects
 
    Return a :c:type:`PyListObject` containing all the items from the dictionary.
 
+   The first argument can be a :class:`dict` or a :class:`frozendict`.
+
    .. versionchanged:: next
       Accept also :class:`frozendict`.
 
@@ -271,6 +289,8 @@ Dictionary objects
 
    Return a :c:type:`PyListObject` containing all the keys from the dictionary.
 
+   The first argument can be a :class:`dict` or a :class:`frozendict`.
+
    .. versionchanged:: next
       Accept also :class:`frozendict`.
 
@@ -280,6 +300,8 @@ Dictionary objects
    Return a :c:type:`PyListObject` containing all the values from the dictionary
    *p*.
 
+   The first argument can be a :class:`dict` or a :class:`frozendict`.
+
    .. versionchanged:: next
       Accept also :class:`frozendict`.
 
@@ -291,6 +313,8 @@ Dictionary objects
    Return the number of items in the dictionary.  This is equivalent to
    ``len(p)`` on a dictionary.
 
+   The argument can be a :class:`dict` or a :class:`frozendict`.
+
    .. versionchanged:: next
       Accept also :class:`frozendict`.
 
@@ -316,6 +340,8 @@ Dictionary objects
    value represents offsets within the internal dictionary structure, and
    since the structure is sparse, the offsets are not consecutive.
 
+   The first argument can be a :class:`dict` or a :class:`frozendict`.
+
    For example::
 
       PyObject *key, *value;