From 79a56539674135816774a91fe6e6ab296e8764d6 Mon Sep 17 00:00:00 2001
From: Romain Cledat <rcledat@netflix.com>
Date: Wed, 18 Dec 2024 01:26:29 -0800
Subject: [PATCH] Relax restriction on keys in configuration

---
 metaflow/user_configs/config_parameters.py | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/metaflow/user_configs/config_parameters.py b/metaflow/user_configs/config_parameters.py
index 1eb295edb9..062e29e8f5 100644
--- a/metaflow/user_configs/config_parameters.py
+++ b/metaflow/user_configs/config_parameters.py
@@ -70,10 +70,6 @@ class ConfigValue(collections.abc.Mapping):
     # as well as a [] notation.
 
     def __init__(self, data: Dict[str, Any]):
-        if any(not ID_PATTERN.match(k) for k in data.keys()):
-            raise MetaflowException(
-                "All keys in the configuration must be valid Python identifiers"
-            )
         self._data = data
 
     def __getattr__(self, key: str) -> Any: