Fix deployment matrix

Author: LucaScheller

.github/workflows/build_houdini.yml

@@ -218,12 +218,15 @@ jobs:
       matrix:
         os: ["linux", "windows"]
         houdini_product_name: ["houdini", "houdini-py310", "houdini-py39", "houdini-py37"]
-        houdini_product_version: ["19.5", "20.0", "20.5", "21.0"]
+        houdini_product_version: ["20.0", "20.5", "21.0"]
         exclude:
           # - houdini_product_name: "houdini-py39"
           #   houdini_product_version: "19.5"
           # - houdini_product_name: "houdini-py310"
           #   houdini_product_version: "19.5"
+          - os: "windows"
+            houdini_product_name: "houdini-py39"
+            houdini_product_version: "20.0"
           - houdini_product_name: "houdini-py37"
             houdini_product_version: "20.0"
           - houdini_product_name: "houdini-py310"

CMakeLists.txt

@@ -184,10 +184,10 @@ elseif("$ENV{AR_DCC_NAME}" STREQUAL "MAYA")
             message(FATAL_ERROR "Failed to find a compatible Python version.")
         endif()
     else()
-        if(EXISTS "${AR_MAYA_USD_SDK_LIB_DIR}/libboost_python311.so")
+        if(EXISTS "${AR_PYTHON_ROOT}/bin/python3.11")
             set(AR_PYTHON_LIB python3.11)
             set(AR_PYTHON_LIB_NUMBER python311)
-        elseif(EXISTS "${AR_MAYA_USD_SDK_LIB_DIR}/libboost_python310.so")
+        elseif(EXISTS "${AR_PYTHON_ROOT}/bin/python3.10")
             set(AR_PYTHON_LIB python3.10)
             set(AR_PYTHON_LIB_NUMBER python310)
         else()