From d805e778529fd9c28f0a24813121e55cb6c8f68a Mon Sep 17 00:00:00 2001
From: Marcin Szymanski <ms32035@gmail.com>
Date: Tue, 21 Jul 2020 22:48:08 +0100
Subject: [PATCH 1/3] handle sensor errors

---
 src/logger.py | 45 ++++++++++++++++++++++++++++++++++-----------
 1 file changed, 34 insertions(+), 11 deletions(-)

diff --git a/src/logger.py b/src/logger.py
index 9c12362..8d0f005 100644
--- a/src/logger.py
+++ b/src/logger.py
@@ -73,17 +73,40 @@ def __read_pms_continuously(self):
 
 
     def take_readings(self):
-        gas_data = gas.read_all()
-        readings = {
-            "proximity": ltr559.get_proximity(),
-            "lux": ltr559.get_lux(),
-            "temperature": self.bme280.get_temperature(),
-            "pressure": self.bme280.get_pressure(),
-            "humidity": self.bme280.get_humidity(),
-            "gas/oxidising": gas_data.oxidising,
-            "gas/reducing": gas_data.reducing,
-            "gas/nh3": gas_data.nh3,
-        }
+        readings = {}
+
+        try:
+            readings["proximity"] = ltr559.get_proximity()
+        except OSError:
+            print("Error reading proximity sensor data")
+
+        try:
+            readings["lux"] = ltr559.get_lux()
+        except OSError:
+            print("Error reading lux sensor data")
+
+        try:
+            readings["temperature"] = self.bme280.get_temperature()
+        except OSError:
+            print("Error reading temperature sensor data")
+
+        try:
+            readings["pressure"] = self.bme280.get_pressure()
+        except OSError:
+            print("Error reading pressure sensor data")
+
+        try:
+            readings["humidity"] = self.bme280.get_humidity()
+        except OSError:
+            print("Error reading humidity sensor data")
+
+        try:
+            gas_data = gas.read_all()
+            readings["gas/oxidising"] = gas_data.oxidising
+            readings["gas/reducing"] = gas_data.reducing
+            readings["gas/nh3"] = gas_data.nh3
+        except OSError:
+            print("Error reading gas sensor data")
 
         readings.update(self.latest_pms_readings)
         

From 9ecbe1458e229600e7c0f54630209d8f2d9e1b93 Mon Sep 17 00:00:00 2001
From: Marcin Szymanski <ms32035@gmail.com>
Date: Wed, 29 Jul 2020 21:07:58 +0100
Subject: [PATCH 2/3] handle publishing errors

---
 src/logger.py | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/logger.py b/src/logger.py
index 8d0f005..f1873e5 100644
--- a/src/logger.py
+++ b/src/logger.py
@@ -123,9 +123,12 @@ def update(self, publish_readings=True):
 
         if publish_readings:
             for topic in self.samples[0].keys():
-                value_sum = sum([d[topic] for d in self.samples])
-                value_avg = value_sum / len(self.samples)
-                self.publish(topic, value_avg)
+                try:
+                    value_sum = sum([d[topic] for d in self.samples])
+                    value_avg = value_sum / len(self.samples)
+                    self.publish(topic, value_avg)
+                except KeyError:
+                    print(f"Error publishing data for {topic}")
 
 
     def destroy(self):

From 808b4321e04a87e634f81e37bf041989dc035480 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marcin=20Szyma=C5=84ski?= <ms32035@gmail.com>
Date: Mon, 29 Aug 2022 19:26:40 +0000
Subject: [PATCH 3/3] pin versions

---
 requirements.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/requirements.txt b/requirements.txt
index e46cc15..4381ed5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,2 @@
-enviroplus
-paho-mqtt
+enviroplus==0.0.6
+paho-mqtt==1.6.1