diff --git a/PyIlmBase/CMakeLists.txt b/PyIlmBase/CMakeLists.txt
index 9dd7544249..34d1175fe9 100644
--- a/PyIlmBase/CMakeLists.txt
+++ b/PyIlmBase/CMakeLists.txt
@@ -1,128 +1,128 @@
-# SPDX-License-Identifier: BSD-3-Clause
-# Copyright Contributors to the OpenEXR Project.
-
-# We require this to get object library link library support and
-# combined python 2 + 3 support
-cmake_minimum_required(VERSION 3.12)
-
-# we include this first to parse configure.ac and extract the version
-# numbers
-include(config/ParseConfigure.cmake)
-
-project(PyIlmBase VERSION ${PYILMBASE_VERSION} LANGUAGES C CXX)
-
-#######################################
-#######################################
-# This declares all the configuration variables visible
-# in cmake-gui or similar and the rest of the global
-# project setup
-#
-# Please look at this file to see what is configurable
-#######################################
-#######################################
-include(config/PyIlmBaseSetup.cmake)
-
-# we have a strong dependence on IlmBase being an exact match
-find_package(IlmBase ${OPENEXR_VERSION} EXACT REQUIRED CONFIG)
-
-# we are building a python extension, so of course we depend on
-# python as well. Except we don't know which version...
-# cmake 3.14 can also search for numpy, but we only depend on 3.12
-# in the rest of OpenEXR right now...
-
-# first make sure we find *some* python
-find_package(Python REQUIRED)
-
-# now determine which (or both), and compile for both
-find_package(Python2 COMPONENTS Interpreter Development NumPy)
-find_package(Python3 COMPONENTS Interpreter Development NumPy)
-if(TARGET Python2::Python AND TARGET Python3::Python)
-  message(NOTICE ": Found Python ${Python2_VERSION} and ${Python3_VERSION}")
-elseif(TARGET Python2::Python)
-  message(NOTICE ": Found Python ${Python2_VERSION}")
-elseif(TARGET Python3::Python)
-  message(NOTICE ": Found Python ${Python3_VERSION}")
-else()
-  message(FATAL_ERROR ": Unable to find any python development libraries")
-endif()
-
-# Now that we know what versions of python we have, let's look
-# for our other dependency - boost.
-# Boost Python has some .. annoyances in that the python module
-# has version names attached to it
-if (TARGET Python2::Python)
-  set(PYILMBASE_BOOST_PY2_COMPONENT "python${Python2_VERSION_MAJOR}${Python2_VERSION_MINOR}")
-  set(PYILMBASE_BOOST_NUMPY2_COMPONENT "numpy${Python2_VERSION_MAJOR}${Python2_VERSION_MINOR}")
-  message(STATUS "Found Python2 libraries: ${Python2_VERSION_MAJOR}${Python2_VERSION_MINOR}")
-  # ${Python2_SITELIB}
-endif()
-if (TARGET Python3::Python)
-  set(PYILMBASE_BOOST_PY3_COMPONENT "python${Python3_VERSION_MAJOR}${Python3_VERSION_MINOR}")
-  set(PYILMBASE_BOOST_NUMPY3_COMPONENT "numpy${Python3_VERSION_MAJOR}${Python3_VERSION_MINOR}")
-  message(STATUS "Found Python3 libraries: ${Python3_VERSION_MAJOR}${Python3_VERSION_MINOR}")
-endif()
-# different flavors of O.S. have multiple versions of python
-# some of them have both. Then for boost, some versions of boost
-# have just a python component, some it's by major version (python2/python3)
-# and still others have maj/min (python27)
-# let's run a search and see what we get instead of making it
-# an explicit required. The older names are not portable, but
-# we'll do the best we can
-find_package(Boost REQUIRED OPTIONAL_COMPONENTS
-  python
-  python2
-  ${PYILMBASE_BOOST_PY2_COMPONENT}
-  python3
-  ${PYILMBASE_BOOST_PY3_COMPONENT})
-if(Boost_python_FOUND AND NOT(
-    Boost_python2_FOUND OR
-    Boost_${PYILMBASE_BOOST_PY2_COMPONENT}_FOUND OR
-    Boost_python3_FOUND OR
-    Boost_${PYILMBASE_BOOST_PY3_COMPONENT}_FOUND))
-  # old boost case, I guess we just warn and assume it is python2 (likely)
-  message(WARNING "Ambiguous boost python module found, assuming python 2")
-  set(PYILMBASE_BOOST_PY2_COMPONENT python)
-  set(PYILMBASE_BOOST_PY3_COMPONENT pythonIgnore)
-else()
-  if(Boost_python2_FOUND AND NOT Boost_${PYILMBASE_BOOST_PY2_COMPONENT}_FOUND)
-    message(WARNING "Legacy Boost python2 found, but does not include minor version, this is an old configuration and may not be portable")
-    set(PYILMBASE_BOOST_PY2_COMPONENT python2)
-  endif()
-  if(Boost_python3_FOUND AND NOT Boost_${PYILMBASE_BOOST_PY3_COMPONENT}_FOUND)
-    message(WARNING "Legacy Boost python3 found, but does not include minor version, this is an old configuration and may not be portable")
-    set(PYILMBASE_BOOST_PY3_COMPONENT python3)
-  endif()
-endif()
-
-# unfortunately, we can't use the boost numpy stuff, as that requires a
-# version of boost that is newer than is mandated by many active versions
-# of the VFX reference platform (numpy became active in 1.63 of boost).
-# rather than make this an "official" find package thing
-include(config/NumPyLocate.cmake)
-
-
-# utility function for the repeated boilerplate of defining
-# the libraries and/or python modules
-include(config/ModuleDefine.cmake)
-
-##########################
-add_subdirectory(config)
-
-add_subdirectory( PyIex )
-add_subdirectory( PyImath )
-if(TARGET Python2::IlmBaseNumPy OR TARGET Python3::IlmBaseNumPy)
-  add_subdirectory( PyImathNumpy )
-endif()
-
-##########################
-# Tests
-##########################
-include(CTest)
-if(BUILD_TESTING)
-  enable_testing()
-  add_subdirectory( PyIexTest )
-  add_subdirectory( PyImathTest )
-  if(TARGET Python2::IlmBaseNumPy OR TARGET Python3::IlmBaseNumPy)
-    add_subdirectory( PyImathNumpyTest )
-  endif()
-endif()
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright Contributors to the OpenEXR Project.
+
+# We require this to get object library link library support and
+# combined python 2 + 3 support
+cmake_minimum_required(VERSION 3.12)
+
+# we include this first to parse configure.ac and extract the version
+# numbers
+include(config/ParseConfigure.cmake)
+
+project(PyIlmBase VERSION ${PYILMBASE_VERSION} LANGUAGES C CXX)
+
+#######################################
+#######################################
+# This declares all the configuration variables visible
+# in cmake-gui or similar and the rest of the global
+# project setup
+#
+# Please look at this file to see what is configurable
+#######################################
+#######################################
+include(config/PyIlmBaseSetup.cmake)
+
+# we have a strong dependence on IlmBase being an exact match
+find_package(IlmBase ${OPENEXR_VERSION} EXACT REQUIRED CONFIG)
+
+# we are building a python extension, so of course we depend on
+# python as well. Except we don't know which version...
+# cmake 3.14 can also search for numpy, but we only depend on 3.12
+# in the rest of OpenEXR right now...
+
+# first make sure we find *some* python
+find_package(Python REQUIRED)
+
+# now determine which (or both), and compile for both
+find_package(Python2 COMPONENTS Interpreter Development NumPy)
+find_package(Python3 COMPONENTS Interpreter Development NumPy)
+if(TARGET Python2::Python AND TARGET Python3::Python)
+  message(NOTICE ": Found Python ${Python2_VERSION} and ${Python3_VERSION}")
+elseif(TARGET Python2::Python)
+  message(NOTICE ": Found Python ${Python2_VERSION}")
+elseif(TARGET Python3::Python)
+  message(NOTICE ": Found Python ${Python3_VERSION}")
+else()
+  message(FATAL_ERROR ": Unable to find any python development libraries")
+endif()
+
+# Now that we know what versions of python we have, let's look
+# for our other dependency - boost.
+# Boost Python has some .. annoyances in that the python module
+# has version names attached to it
+if (TARGET Python2::Python)
+  set(PYILMBASE_BOOST_PY2_COMPONENT "python${Python2_VERSION_MAJOR}${Python2_VERSION_MINOR}")
+  set(PYILMBASE_BOOST_NUMPY2_COMPONENT "numpy${Python2_VERSION_MAJOR}${Python2_VERSION_MINOR}")
+  message(STATUS "Found Python2 libraries: ${Python2_VERSION_MAJOR}${Python2_VERSION_MINOR}")
+  # ${Python2_SITELIB}
+endif()
+if (TARGET Python3::Python)
+  set(PYILMBASE_BOOST_PY3_COMPONENT "python${Python3_VERSION_MAJOR}${Python3_VERSION_MINOR}")
+  set(PYILMBASE_BOOST_NUMPY3_COMPONENT "numpy${Python3_VERSION_MAJOR}${Python3_VERSION_MINOR}")
+  message(STATUS "Found Python3 libraries: ${Python3_VERSION_MAJOR}${Python3_VERSION_MINOR}")
+endif()
+# different flavors of O.S. have multiple versions of python
+# some of them have both. Then for boost, some versions of boost
+# have just a python component, some it's by major version (python2/python3)
+# and still others have maj/min (python27)
+# let's run a search and see what we get instead of making it
+# an explicit required. The older names are not portable, but
+# we'll do the best we can
+find_package(Boost REQUIRED OPTIONAL_COMPONENTS
+  python
+  python2
+  ${PYILMBASE_BOOST_PY2_COMPONENT}
+  python3
+  ${PYILMBASE_BOOST_PY3_COMPONENT})
+if(Boost_python_FOUND AND NOT(
+    Boost_python2_FOUND OR
+    Boost_${PYILMBASE_BOOST_PY2_COMPONENT}_FOUND OR
+    Boost_python3_FOUND OR
+    Boost_${PYILMBASE_BOOST_PY3_COMPONENT}_FOUND))
+  # old boost case, I guess we just warn and assume it is python2 (likely)
+  message(WARNING "Ambiguous boost python module found, assuming python 2")
+  set(PYILMBASE_BOOST_PY2_COMPONENT python)
+  set(PYILMBASE_BOOST_PY3_COMPONENT pythonIgnore)
+else()
+  if(Boost_python2_FOUND AND NOT Boost_${PYILMBASE_BOOST_PY2_COMPONENT}_FOUND)
+    message(WARNING "Legacy Boost python2 found, but does not include minor version, this is an old configuration and may not be portable")
+    set(PYILMBASE_BOOST_PY2_COMPONENT python2)
+  endif()
+  if(Boost_python3_FOUND AND NOT Boost_${PYILMBASE_BOOST_PY3_COMPONENT}_FOUND)
+    message(WARNING "Legacy Boost python3 found, but does not include minor version, this is an old configuration and may not be portable")
+    set(PYILMBASE_BOOST_PY3_COMPONENT python3)
+  endif()
+endif()
+
+# unfortunately, we can't use the boost numpy stuff, as that requires a
+# version of boost that is newer than is mandated by many active versions
+# of the VFX reference platform (numpy became active in 1.63 of boost).
+# rather than make this an "official" find package thing
+include(config/NumPyLocate.cmake)
+
+
+# utility function for the repeated boilerplate of defining
+# the libraries and/or python modules
+include(config/ModuleDefine.cmake)
+
+##########################
+add_subdirectory(config)
+
+add_subdirectory( PyIex )
+add_subdirectory( PyImath )
+if(TARGET Python2::IlmBaseNumPy OR TARGET Python3::IlmBaseNumPy)
+  add_subdirectory( PyImathNumpy )
+endif()
+
+##########################
+# Tests
+##########################
+include(CTest)
+if(BUILD_TESTING)
+  enable_testing()
+  add_subdirectory( PyIexTest )
+  add_subdirectory( PyImathTest )
+  if(TARGET Python2::IlmBaseNumPy OR TARGET Python3::IlmBaseNumPy)
+    add_subdirectory( PyImathNumpyTest )
+  endif()
+endif()