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| author | Raymond Hettinger <python@rcn.com> | 2003-08-08 05:10:41 (GMT) |
|---|---|---|
| committer | Raymond Hettinger <python@rcn.com> | 2003-08-08 05:10:41 (GMT) |
| commit | b5a420883c2ed3a4fc74b212ab0454991fe90bcc (patch) | |
| tree | a7238608d1225716fec2e766353651f22c467857 /Modules | |
| parent | 77fe69bd082496151debfbd369864e71bbd58de2 (diff) | |
| download | cpython-b5a420883c2ed3a4fc74b212ab0454991fe90bcc.zip cpython-b5a420883c2ed3a4fc74b212ab0454991fe90bcc.tar.gz cpython-b5a420883c2ed3a4fc74b212ab0454991fe90bcc.tar.bz2 | |
Modified itertools.izip() to match the behavior of __builtin__.zip()
which can now take zero arguments.
Diffstat (limited to 'Modules')
| -rw-r--r-- | Modules/itertoolsmodule.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/Modules/itertoolsmodule.c b/Modules/itertoolsmodule.c index e63d02a..4a99fce 100644 --- a/Modules/itertoolsmodule.c +++ b/Modules/itertoolsmodule.c @@ -1510,12 +1510,6 @@ izip_new(PyTypeObject *type, PyObject *args, PyObject *kwds) PyObject *result; int tuplesize = PySequence_Length(args); - if (tuplesize < 1) { - PyErr_SetString(PyExc_TypeError, - "izip() requires at least one sequence"); - return NULL; - } - /* args must be a tuple */ assert(PyTuple_Check(args)); @@ -1598,6 +1592,8 @@ izip_next(izipobject *lz) PyObject *it; PyObject *item; + if (tuplesize == 0) + return NULL; if (result->ob_refcnt == 1) { for (i=0 ; i < tuplesize ; i++) { it = PyTuple_GET_ITEM(lz->ittuple, i); |