Made python tools non-executable.

This enforces needing to call them explicitly with the interpreter.

zbuild.yaml

@@ -15,7 +15,7 @@ alias:
   cp       : cp          # cp        (GNU coreutils) 9.3
   touch    : touch       # touch     (GNU coreutils) 9.3
   truncate : truncate    # truncate  (GNU coreutils) 9.3
-
+  python3  : python3     # Python 3.11.3
 
   # Other tools
   generate_psx_iso_deps   : tools/generate_psx_iso_deps.py
@@ -24,8 +24,8 @@ alias:
   mkpsexe_from_yaml_deps  : tools/mkpsexe_from_yaml_deps.py
   mkraw_exe_from_yaml     : tools/mkraw_exe_from_yaml.py
   mkraw_exe_from_yaml_deps: tools/mkraw_exe_from_yaml_deps.py
-  ld_from_yaml_deps       : tools/ld_from_yaml_deps.py
   ld_from_yaml            : tools/ld_from_yaml.py
+  ld_from_yaml_deps       : tools/ld_from_yaml_deps.py
 
   # Cargo tools
   mkpsexe  : $(build_rust_tool_dir)/ddw3-mkpsexe
@@ -112,7 +112,7 @@ rules:
       - static: $(compare_deps::dir_name)/
 
     exec:
-      - [$(bash), -c, '$(generate_compare_deps) > $(compare_deps)']
+      - [$(bash), -c, '$(python3) $(generate_compare_deps) > $(compare_deps)']
 
   # Clean
   clean:
@@ -154,7 +154,8 @@ rules:
     out: [$(psx_iso_deps)]
     deps: [$(psx_iso_xml), static: $(psx_iso_deps::dir_name)/]
     exec:
-      - - $(generate_psx_iso_deps)
+      - - $(python3)
+        - $(generate_psx_iso_deps)
         - --iso
         - $(psx_iso)
         - --xml
@@ -200,7 +201,8 @@ rules:
       - deps_file: $(psexe_deps)
       - static: $(psexe::dir_name)/
     exec:
-      - - $(mkpsexe_from_yaml)
+      - - $(python3)
+        - $(mkpsexe_from_yaml)
         - $(psexe_yaml)
         - -o
         - $(psexe)
@@ -215,7 +217,8 @@ rules:
       - $(mkpsexe_from_yaml_deps)
       - static: $(psexe_deps::dir_name)/
     exec:
-      - - $(mkpsexe_from_yaml_deps)
+      - - $(python3)
+        - $(mkpsexe_from_yaml_deps)
         - $(psexe_yaml)
         - -o
         - $(psexe)
@@ -232,7 +235,8 @@ rules:
       - deps_file: $(raw_exe_deps)
       - static: $(raw_exe::dir_name)/
     exec:
-      - - $(mkraw_exe_from_yaml)
+      - - $(python3)
+        - $(mkraw_exe_from_yaml)
         - $(raw_exe_yaml)
         - -o
         - $(raw_exe)
@@ -247,7 +251,8 @@ rules:
       - $(mkraw_exe_from_yaml_deps)
       - static: $(raw_exe_deps::dir_name)/
     exec:
-      - - $(mkraw_exe_from_yaml_deps)
+      - - $(python3)
+        - $(mkraw_exe_from_yaml_deps)
         - $(raw_exe_yaml)
         - -o
         - $(raw_exe)
@@ -263,7 +268,8 @@ rules:
       - deps_file: $(elf_deps)
       - static: $(elf::dir_name)/
     exec:
-      - - $(ld_from_yaml)
+      - - $(python3)
+        - $(ld_from_yaml)
         - $(elf_yaml)
         - -o
         - $(elf)
@@ -280,7 +286,8 @@ rules:
       - $(ld_from_yaml_deps)
       - static: $(elf_deps::dir_name)/
     exec:
-      - - $(ld_from_yaml_deps)
+      - - $(python3)
+        - $(ld_from_yaml_deps)
         - $(elf_yaml)
         - -o
         - $(elf)