X-Git-Url: https://zdv2.bktei.com/gitweb/EVA-2020-02-2.git/blobdiff_plain/10b73e181c132294ea7ab9ee8b0ddc1fb2670781..bca04496c248701cca287451021eed9f3c7389ed:/examples/all-in-one.py

diff --git a/examples/all-in-one.py b/examples/all-in-one.py
index 8784090..87acc6f 100755
--- a/examples/all-in-one.py
+++ b/examples/all-in-one.py
@@ -5,10 +5,15 @@ import colorsys
 import os
 import sys
 import ST7735
-import ltr559
+try:
+    # Transitional fix for breaking change in LTR559
+    from ltr559 import LTR559
+    ltr559 = LTR559()
+except ImportError:
+    import ltr559
 
 from bme280 import BME280
-from pms5003 import PMS5003
+from pms5003 import PMS5003, ReadTimeoutError as pmsReadTimeoutError
 from enviroplus import gas
 from subprocess import PIPE, Popen
 from PIL import Image
@@ -102,7 +107,7 @@ factor = 0.8
 cpu_temps = [get_cpu_temperature()] * 5
 
 delay = 0.5  # Debounce the proximity tap
-mode = 0  # The starting mode
+mode = 0     # The starting mode
 last_page = 0
 light = 1
 
@@ -193,8 +198,8 @@ try:
             unit = "ug/m3"
             try:
                 data = pms5003.read()
-            except pms5003.ReadTimeoutError:
-                pass
+            except pmsReadTimeoutError:
+                logging.warn("Failed to read PMS5003")
             else:
                 data = data.pm_ug_per_m3(1.0)
                 display_text(variables[mode], data, unit)
@@ -202,16 +207,24 @@ try:
         if mode == 8:
             # variable = "pm25"
             unit = "ug/m3"
-            data = pms5003.read()
-            data = data.pm_ug_per_m3(2.5)
-            display_text(variables[mode], data, unit)
+            try:
+                data = pms5003.read()
+            except pmsReadTimeoutError:
+                logging.warn("Failed to read PMS5003")
+            else:
+                data = data.pm_ug_per_m3(2.5)
+                display_text(variables[mode], data, unit)
 
         if mode == 9:
             # variable = "pm10"
             unit = "ug/m3"
-            data = pms5003.read()
-            data = data.pm_ug_per_m3(10)
-            display_text(variables[mode], data, unit)
+            try:
+                data = pms5003.read()
+            except pmsReadTimeoutError:
+                logging.warn("Failed to read PMS5003")
+            else:
+                data = data.pm_ug_per_m3(10)
+                display_text(variables[mode], data, unit)
 
 # Exit cleanly
 except KeyboardInterrupt: