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Fix issues when building OTIO in debug on Windows (and using Debug Python) #1991

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Merged
rogernelson merged 3 commits into from
Mar 26, 2026
+6 −3
Merged

Fix issues when building OTIO in debug on Windows (and using Debug Python) #1991

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38b0da1
Fix Windows debug with python debug
cedrik-fuoco-adsk Jan 16, 2026
4fead9a
Merge branch 'main' into fix-windows-debug-with-python-debug
cedrik-fuoco-adsk Feb 27, 2026
890894a
Merge branch 'main' into fix-windows-debug-with-python-debug
cedrik-fuoco-adsk Mar 26, 2026
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2 changes: 1 addition & 1 deletion CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -191,7 +191,7 @@ if(WIN32)
# Windows debug builds for Python require a d in order for the module to
# load. This also helps ensure that debug builds in general are matched
# to the Microsoft debug CRT.
set(OTIO_DEBUG_POSTFIX "d")
set(OTIO_DEBUG_POSTFIX "_d")
endif()

set_property(GLOBAL PROPERTY USE_FOLDERS ON)
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7 changes: 5 additions & 2 deletions src/py-opentimelineio/opentimelineio-bindings/otio_utils.cpp
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Expand Up @@ -98,10 +98,13 @@ void _build_any_to_py_dispatch_table() {
}
}

static py::object _value_to_any = py::none();
// Initialized lazily after the interpreter is ready.
// constructing py::none() at static init time triggers
// pybind11 GIL assertions in Debug builds.
static py::object _value_to_any;

static void py_to_any(py::object const& o, std::any* result) {
if (_value_to_any.is_none()) {
if (!_value_to_any || _value_to_any.is_none()) {
py::object core = py::module::import("opentimelineio.core");
_value_to_any = core.attr("_value_to_any");
}
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