Render py::float_ as float in docstrings

Author: sizmailov

include/pybind11/cast.h

@@ -770,6 +770,7 @@ template <> struct handle_type_name<bytes> { static constexpr auto name = const_
 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"); };
 template <> struct handle_type_name<iterator> { static constexpr auto name = const_name("Iterator"); };
+template <> struct handle_type_name<float_> { static constexpr auto name = const_name("float"); };
 template <> struct handle_type_name<none> { static constexpr auto name = const_name("None"); };
 template <> struct handle_type_name<args> { static constexpr auto name = const_name("*args"); };
 template <> struct handle_type_name<kwargs> { static constexpr auto name = const_name("**kwargs"); };

tests/test_pytypes.cpp

@@ -21,6 +21,8 @@ TEST_SUBMODULE(pytypes, m) {
     m.def("get_iterator", []{return py::iterator();});
     // test_iterable
     m.def("get_iterable", []{return py::iterable();});
+    // test_float
+    m.def("get_float", []{return py::float_(0.0f);});
     // test_list
     m.def("list_no_args", []() { return py::list{}; });
     m.def("list_ssize_t", []() { return py::list{(py::ssize_t) 0}; });

tests/test_pytypes.py

@@ -26,6 +26,10 @@ def test_iterable(doc):
     assert doc(m.get_iterable) == "get_iterable() -> Iterable"
 
 
+def test_float(doc):
+    assert doc(m.get_iterable) == "get_float() -> float"
+
+
 def test_list(capture, doc):
     assert m.list_no_args() == []
     assert m.list_ssize_t() == []