From 038e935545cfc96e391e8e40847ea7a2b96f69e0 Mon Sep 17 00:00:00 2001
From: Eva Lott <evalott100@gmail.com>
Date: Fri, 25 Oct 2024 14:19:07 +0100
Subject: [PATCH] made precision optional

---
 src/event_model/documents/event_descriptor.py | 2 +-
 src/event_model/schemas/event_descriptor.json | 9 ++++++++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/event_model/documents/event_descriptor.py b/src/event_model/documents/event_descriptor.py
index 020f9169c..d9cb89084 100644
--- a/src/event_model/documents/event_descriptor.py
+++ b/src/event_model/documents/event_descriptor.py
@@ -89,7 +89,7 @@ class DataKey(TypedDict):
     ]
     precision: NotRequired[
         Annotated[
-            int,
+            Optional[int],
             Field(
                 description="Number of digits after decimal place if "
                 "a floating point number"
diff --git a/src/event_model/schemas/event_descriptor.json b/src/event_model/schemas/event_descriptor.json
index 7ca69b83f..ea7ef71ed 100644
--- a/src/event_model/schemas/event_descriptor.json
+++ b/src/event_model/schemas/event_descriptor.json
@@ -107,7 +107,14 @@
                 "precision": {
                     "title": "Precision",
                     "description": "Number of digits after decimal place if a floating point number",
-                    "type": "integer"
+                    "anyOf": [
+                        {
+                            "type": "integer"
+                        },
+                        {
+                            "type": "null"
+                        }
+                    ]
                 },
                 "shape": {
                     "title": "Shape",