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# Copyright DataStax, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from cpython.tuple cimport (
PyTuple_New,
# Return value: New reference.
# Return a new tuple object of size len, or NULL on failure.
PyTuple_SET_ITEM,
# Like PyTuple_SetItem(), but does no error checking, and should
# only be used to fill in brand new tuples. Note: This function
# ``steals'' a reference to o.
)
from cpython.ref cimport (
Py_INCREF
# void Py_INCREF(object o)
# Increment the reference count for object o. The object must not
# be NULL; if you aren't sure that it isn't NULL, use
# Py_XINCREF().
)
cdef inline tuple tuple_new(Py_ssize_t n):
"""Allocate a new tuple object"""
return PyTuple_New(n)
cdef inline void tuple_set(tuple tup, Py_ssize_t idx, object item):
"""Insert new object into tuple. No item must have been set yet."""
# PyTuple_SET_ITEM steals a reference, so we need to INCREF
Py_INCREF(item)
PyTuple_SET_ITEM(tup, idx, item)
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