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Add PyDict_Copy() function to C API for dicts. It returns a new

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dictionary that contains the same key/value pairs as p.
This commit is contained in:
Jeremy Hylton 2000-03-30 22:27:31 +00:00
parent c06653f567
commit a12c7a7620
4 changed files with 25 additions and 2 deletions
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4
Doc/api/api.tex
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@ -2081,6 +2081,10 @@ Returns true if its argument is a \ctype{PyDictObject}.
Returns a new empty dictionary. Returns a new empty dictionary.
\end{cfuncdesc} \end{cfuncdesc}
\begin{cfuncdesc}{PyObject*}{PyDict_Copy}{PyObject *p}
Returns a new dictionary that contains the same key/value pairs as p.
\end{cfuncdesc}
\begin{cfuncdesc}{void}{PyDict_Clear}{PyDictObject *p} \begin{cfuncdesc}{void}{PyDict_Clear}{PyDictObject *p}
Empties an existing dictionary of all key/value pairs. Empties an existing dictionary of all key/value pairs.
\end{cfuncdesc} \end{cfuncdesc}

5
Doc/api/refcounts.dat
View file

@ -1,4 +1,4 @@
# Created by kip Montanaro <skip@mojam.com>. # Created by Skip Montanaro <skip@mojam.com>.
# Format: # Format:
# function ':' type ':' [param name] ':' [refcount effect] ':' [comment] # function ':' type ':' [param name] ':' [refcount effect] ':' [comment]
@ -88,6 +88,9 @@ PyDict_Keys:PyDictObject*:p:0:
PyDict_New:PyObject*::+1: PyDict_New:PyObject*::+1:
PyDict_Copy:PyObject*::+1:
PyDict_Copy:PyObject*:p:0:
PyDict_Next:int::: PyDict_Next:int:::
PyDict_Next:PyDictObject*:p:0: PyDict_Next:PyDictObject*:p:0:
PyDict_Next:int:ppos:: PyDict_Next:int:ppos::

2
Include/dictobject.h
View file

@ -52,6 +52,8 @@ extern DL_IMPORT(PyObject *) PyDict_Keys Py_PROTO((PyObject *mp));
extern DL_IMPORT(PyObject *) PyDict_Values Py_PROTO((PyObject *mp)); extern DL_IMPORT(PyObject *) PyDict_Values Py_PROTO((PyObject *mp));
extern DL_IMPORT(PyObject *) PyDict_Items Py_PROTO((PyObject *mp)); extern DL_IMPORT(PyObject *) PyDict_Items Py_PROTO((PyObject *mp));
extern DL_IMPORT(int) PyDict_Size Py_PROTO((PyObject *mp)); extern DL_IMPORT(int) PyDict_Size Py_PROTO((PyObject *mp));
extern DL_IMPORT(PyObject *) PyDict_Copy Py_PROTO((PyObject *mp));
extern DL_IMPORT(PyObject *) PyDict_GetItemString Py_PROTO((PyObject *dp, char *key)); extern DL_IMPORT(PyObject *) PyDict_GetItemString Py_PROTO((PyObject *dp, char *key));
extern DL_IMPORT(int) PyDict_SetItemString Py_PROTO((PyObject *dp, char *key, PyObject *item)); extern DL_IMPORT(int) PyDict_SetItemString Py_PROTO((PyObject *dp, char *key, PyObject *item));

16
Objects/dictobject.c
View file

@ -738,11 +738,25 @@ dict_copy(mp, args)
register dictobject *mp; register dictobject *mp;
PyObject *args; PyObject *args;
{ {
if (!PyArg_Parse(args, ""))
return NULL;
return PyDict_Copy((PyObject*)mp);
}
PyObject *
PyDict_Copy(o)
PyObject *o;
{
register dictobject *mp;
register int i; register int i;
dictobject *copy; dictobject *copy;
dictentry *entry; dictentry *entry;
if (!PyArg_Parse(args, ""))
if (o == NULL || !PyDict_Check(o)) {
PyErr_BadInternalCall();
return NULL; return NULL;
}
mp = (dictobject *)o;
copy = (dictobject *)PyDict_New(); copy = (dictobject *)PyDict_New();
if (copy == NULL) if (copy == NULL)
return NULL; return NULL;