From ae9c2f9756c4b9e146043f0965de1156e98ab5f4 Mon Sep 17 00:00:00 2001
From: John Maximilian <2e0byo@gmail.com>
Date: Thu, 8 Oct 2020 18:57:55 +0100
Subject: [PATCH] update snippets

Former-commit-id: 55547c6a7adde87df510049c7a864a17b6351983
---
 content/post/computing/webcam-on-and-off.md | 23 ++++++++++++---------
 1 file changed, 13 insertions(+), 10 deletions(-)

diff --git a/content/post/computing/webcam-on-and-off.md b/content/post/computing/webcam-on-and-off.md
index 3c7a3b3..562ac05 100644
--- a/content/post/computing/webcam-on-and-off.md
+++ b/content/post/computing/webcam-on-and-off.md
@@ -59,23 +59,26 @@ amount of time I have spent typing at the computer that day, from my
 
 ```python
 def webcam_status():
-    webcam = get_webcam()
-    if webcam:
-        status = get_webcam_status(webcam)
-        if status:
-            return "R", red
+    webcams = get_webcam()
+    statuses = []
+    for webcam in webcams:
+        if webcam:
+            status = get_webcam_status(webcam)
+            if status:
+                statuses.append(("R", red))
+            else:
+                statuses.append(("", green))
         else:
-            return "", green
-    else:
-        return "O", orange
+            statuses.append(("O", orange))
+    return statuses
 ```
 
 where the colours are html codes defined elsewhere.  This is then
 injected into the json:
 
 ```python
-webcam, colour = webcam_status()
-j.insert(0, {"full_text": webcam, "name": "webcam", "color": colour})
+for webcam, colour in webcam_status():
+	j.insert(0, {"full_text": webcam, "name": "webcam", "color": colour})
 ```
 
 and if the webcam is recording, a red ‘R’ appears in the status line.