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-rw-r--r--Doc/api/api.tex18
1 files changed, 11 insertions, 7 deletions
diff --git a/Doc/api/api.tex b/Doc/api/api.tex
index e38e0b5..28fd985 100644
--- a/Doc/api/api.tex
+++ b/Doc/api/api.tex
@@ -456,7 +456,7 @@ def incr_item(dict, key):
item = dict[key]
except KeyError:
item = 0
- return item + 1
+ dict[key] = item + 1
\end{verbatim}
\ttindex{incr_item()}
@@ -472,21 +472,25 @@ int incr_item(PyObject *dict, PyObject *key)
item = PyObject_GetItem(dict, key);
if (item == NULL) {
/* Handle KeyError only: */
- if (!PyErr_ExceptionMatches(PyExc_KeyError)) goto error;
+ if (!PyErr_ExceptionMatches(PyExc_KeyError))
+ goto error;
/* Clear the error and use zero: */
PyErr_Clear();
item = PyInt_FromLong(0L);
- if (item == NULL) goto error;
+ if (item == NULL)
+ goto error;
}
-
const_one = PyInt_FromLong(1L);
- if (const_one == NULL) goto error;
+ if (const_one == NULL)
+ goto error;
incremented_item = PyNumber_Add(item, const_one);
- if (incremented_item == NULL) goto error;
+ if (incremented_item == NULL)
+ goto error;
- if (PyObject_SetItem(dict, key, incremented_item) < 0) goto error;
+ if (PyObject_SetItem(dict, key, incremented_item) < 0)
+ goto error;
rv = 0; /* Success */
/* Continue with cleanup code */