Render py::bool_ as bool in docstrings

Author: sizmailov

include/pybind11/cast.h

@@ -765,6 +765,7 @@ template <typename base, typename deleter> struct is_holder_type<base, std::uniq
     std::true_type {};
 
 template <typename T> struct handle_type_name { static constexpr auto name = const_name<T>(); };
+template <> struct handle_type_name<bool_> { static constexpr auto name = const_name("bool"); };
 template <> struct handle_type_name<bytes> { static constexpr auto name = const_name(PYBIND11_BYTES_NAME); };
 template <> struct handle_type_name<int_> { static constexpr auto name = const_name("int"); };
 template <> struct handle_type_name<iterable> { static constexpr auto name = const_name("Iterable"); };

tests/test_pytypes.cpp

@@ -13,6 +13,8 @@
 
 
 TEST_SUBMODULE(pytypes, m) {
+    // test_bool
+    m.def("get_bool", []{return py::bool_(false);});
     // test_int
     m.def("get_int", []{return py::int_(0);});
     // test_iterator

tests/test_pytypes.py

@@ -10,6 +10,10 @@
 from pybind11_tests import pytypes as m
 
 
+def test_bool(doc):
+    assert doc(m.get_bool) == "get_bool() -> bool"
+
+
 def test_int(doc):
     assert doc(m.get_int) == "get_int() -> int"