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Docs: Update py::kwargs example in function.rst to pass by reference #3038

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Jun 17, 2021
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Docs: Update py::kwargs example in function.rst to pass by reference #3038

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4 changes: 2 additions & 2 deletions docs/advanced/functions.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -254,7 +254,7 @@ For instance, the following statement iterates over a Python ``dict``:

.. code-block:: cpp

void print_dict(py::dict dict) {
void print_dict(const py::dict& dict) {
/* Easily interact with Python types */
for (auto item : dict)
std::cout << "key=" << std::string(py::str(item.first)) << ", "
Expand Down Expand Up @@ -292,7 +292,7 @@ Such functions can also be created using pybind11:

.. code-block:: cpp

void generic(py::args args, py::kwargs kwargs) {
void generic(py::args args, const py::kwargs& kwargs) {
/// .. do something with args
if (kwargs)
/// .. do something with kwargs
Expand Down