From 7d4d0d517f0b8725eede3e59234015c2f1ead713 Mon Sep 17 00:00:00 2001
From: Alan Johnston <alan.b.johnston@gmail.com>
Date: Sun, 22 Feb 2026 17:20:44 -0500
Subject: [PATCH] Implement OS version check in transmit.py from master-b-cam

Add OS version check and update os_status based on command output.
---
 transmit.py | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/transmit.py b/transmit.py
index 3dbcd5c1..958985af 100644
--- a/transmit.py
+++ b/transmit.py
@@ -481,6 +481,24 @@ if __name__ == "__main__":
 #	print(1)
 	setup(txLed, "out")
 
+	query = ["grep", "VERSION_CODENAME=bullseye", "/etc/os-release"] 
+	try:
+		result = subprocess.run(query, capture_output=True, text=True, check=True)
+		print(f"Command run was: {query}")
+		os_status = result.stdout.strip()
+		print(f"Output of the command (stdout): {os_status}")
+	except subprocess.CalledProcessError as e:
+#		print(f"Command failed with return code: {e.returncode}")
+		print(f"Command run was: {e.cmd}")
+		os_status = e.stdout.strip()
+		print(f"Output of the command (stdout): {e.stdout}")
+#		print(f"Error output of the command (stderr): {e.stderr}")
+	if os_status != "VERSION_CODENAME=bullseye":
+		os_status = "bookworm"
+	else:
+		os_status = "bullseye"
+	print (os_status)
+	
 	card = "Headphones"  # default using pcm audio output of Pi Zero
 #	card = "Device" # using USB sound card for audio output