From 21410c219d8792fab605055149fd308593df98cc Mon Sep 17 00:00:00 2001
From: Ethan Steinberg <ethan.steinberg@gmail.com>
Date: Sun, 28 Apr 2024 15:17:18 +0000
Subject: [PATCH] Add static event time

---
 src/meds/schema.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/meds/schema.py b/src/meds/schema.py
index 095b0b8..2ce0ba7 100644
--- a/src/meds/schema.py
+++ b/src/meds/schema.py
@@ -21,6 +21,9 @@
 birth_code = "SNOMED/184099003"
 death_code = "SNOMED/419620001"
 
+# We define static events as always occurring on January 1st, 1 AD
+static_event_time = datetime.datetime(1, 1, 1)
+
 
 def patient_schema(per_event_properties_schema=pa.null()):
     # Return a patient schema with a particular per event metadata subschema