Cleanup: quiet Python linter warnings

tools/utils/blender_theme_as_c.py

@@ -174,7 +174,7 @@ def is_ignore_dna_name(name):
         return False
 
 
-def write_member(fw, indent, b, theme, ls):
+def write_member(fw, indent, _blend, _theme, ls):
     path_old = ()
 
     for key, value in ls:

tools/utils/gdb_struct_repr_c99.py

@@ -30,7 +30,7 @@ class PrintStructC99(gdb.Command):
         first_line = string.split('\n')[0]
         return first_line.split('=')[1][:-1].strip()
 
-    def invoke(self, arg, from_tty):
+    def invoke(self, arg, _from_tty):
         ret_ptype = gdb.execute('ptype {}'.format(arg), to_string=True)
         tname = self.extract_typename(ret_ptype)
         print('{} {} = {{'.format(tname, arg))

tools/utils/make_cursor_gui.py

@@ -292,7 +292,7 @@ class App:
 def main() -> int:
     root = Tk()
 
-    app = App(root)
+    _app = App(root)
     root.title("Cursor Maker")
 
     root.mainloop()