Minor

examples/chef/chef.py

@@ -455,7 +455,7 @@ def main(argv: Sequence[str]) -> None:
                                           "zap-generated")
             os.makedirs(device_out_dir)
             command = f"""\
-            {_REPO_BASE_PATH}/scripts/tools/zap/generate.py \
+            {_REPO_BASE_PATH}/scripts/tools/zap/generate.py
             {_CHEF_SCRIPT_PATH}/devices/{device_name}.zap -o {device_out_dir}"""
             shell.run_cmd(unwrap_cmd(command))
             shell.run_cmd(f"touch {device_out_dir}/af-gen-event.h")
@@ -497,6 +497,8 @@ def main(argv: Sequence[str]) -> None:
                 archive_name = f"{label}-{device_name}"
                 archive_full_name = archive_prefix + archive_name + archive_suffix
                 flush_print(f"Adding build output to archive {archive_full_name}")
+                if os.path.exists(archive_full_name):
+                    os.remove(archive_full_name)
                 with tarfile.open(archive_full_name, "w:gz") as tar:
                     tar.add(_CD_STAGING_DIR, arcname=".")
         exit(0)