encode only if str

Author: madhur-ob

metaflow/package/__init__.py

@@ -221,6 +221,8 @@ def _make(self):
             for content, arcname in self._code_env.content(
                 AddToPackageType.CONFIG_CONTENT
             ):
+                if isinstance(content, str):
+                    content = content.encode()
                 archive.add_data(BytesIO(content), arcname=arcname)
 
             # Package the user code