About to relearn this version of the language.

tools/assetstool/CMakeLists.txt

@@ -3,10 +3,14 @@
 # This software is released under the MIT License.
 # https://opensource.org/licenses/MIT
 
+find_package(Python3 REQUIRED COMPONENTS Interpreter)
+
 add_custom_target(dawnassets
-  COMMAND ${DAWN_TOOLS_DIR}/assetstool/assetstool.py
+  COMMAND
+    ${Python3_EXECUTABLE}
+    ${DAWN_TOOLS_DIR}/assetstool/assetstool.py
     --input=${DAWN_ASSETS_BUILD_DIR}
-    --output=${DAWN_BUILD_DIR}/assets.tar
+    --output=${DAWN_BUILD_DIR}/dawn.tar
   COMMENT "Bundling assets..."
     USES_TERMINAL
     DEPENDS ${DAWN_ASSETS}