service.py

@@ -2,6 +2,8 @@ import serial
 import os
 import time
 import subprocess
+import pwmio
+import board
 import logging
 import threading
 from logging.handlers import RotatingFileHandler, TimedRotatingFileHandler
@@ -81,55 +83,22 @@ class Logger:
     def crit(self,message):
         self.logger.critical(message)
 
+class Alarm:
+    def __init__(self):
+        self.piezo = pwmio.PWMOut(board.D15, variable_frequency=True)
+        self.piezo.duty_cycle = 0
+        self.piezo.frequency = 523
+
+    def on(self):
+        self.piezo.duty_cycle = 50000
+
+    def off(self):
+        self.piezo.duty_cycle = 0
+
 killer = GracefulKiller()
 log = Logger()
 log.info('UPS service is starting')
 ups = UPS()
-
-try:
-    import pwmio
-    import board
-    log.info('gpio module import success')
-except:
-    log.warn('gpio module import failed buzzer not working')
-    log.warn('Create a dummy class')
-    #Dummy class
-    class Alarm:
-        def __init__(self):
-            pass
-
-        def on(self):
-            pass
-
-        def off(self):
-            pass
-else:
-    try:
-        class Alarm:
-            def __init__(self):
-                self.piezo = pwmio.PWMOut(board.D15, variable_frequency=True)
-                self.piezo.duty_cycle = 0
-                self.piezo.frequency = 523
-
-            def on(self):
-                self.piezo.duty_cycle = 50000
-
-            def off(self):
-                self.piezo.duty_cycle = 0
-    except:
-        log.crit('gpio pin assignment failure')
-        log.warn('Create a dummy class')
-        #Dummy class
-        class Alarm:
-            def __init__(self):
-                pass
-
-            def on(self):
-                pass
-
-            def off(self):
-                pass
-
 buz = Alarm()
 
 buz.on()