default to sys py; remove todo

Author: rickeylev

python/config_settings/BUILD.bazel

@@ -56,8 +56,7 @@ string_flag(
 
 string_flag(
     name = "bootstrap_impl",
-    # todo: default to deprecated_one_stage initially
-    build_setting_default = BootstrapImplFlag.SCRIPT,
+    build_setting_default = BootstrapImplFlag.SYSTEM_PYTHON,
     values = sorted(BootstrapImplFlag.__members__.values()),
     # NOTE: Only public because its an implicit dependency
     visibility = ["//visibility:public"],

python/private/zip_main_template.py

@@ -239,7 +239,6 @@ def main():
     if is_windows():
         main_rel_path = main_rel_path.replace("/", os.sep)
 
-    # todo: need to cleanup the created directory
     module_space = create_module_space()
     print_verbose("extracted runfiles to:", module_space)