Make pyaudio optional

safeeyes/SettingsDialog.py

@@ -85,6 +85,10 @@ class SettingsDialog:
 		# Enable idle_time_to_pause only if xprintidle is available
 		self.spin_idle_time_to_pause.set_sensitive(Utility.command_exist('xprintidle'))
 
+		# Enable optional audible alert only if pyaudio is available
+		self.switch_audible_alert.set_sensitive(Utility.pyaudio is not None)
+		self.switch_audible_alert.set_active(Utility.pyaudio is not None and config['audible_alert'])
+
 		self.switch_screen_lock.set_sensitive(able_to_lock_screen)
 		self.switch_screen_lock.set_active(able_to_lock_screen and config['enable_screen_lock'])
 		self.switch_postpone.set_active(config['allow_postpone'] and not config['strict_break'])

safeeyes/Utility.py

@@ -22,7 +22,7 @@ from gi.repository import Gdk, GLib
 from html.parser import HTMLParser
 from distutils.version import LooseVersion
 from logging.handlers import RotatingFileHandler
-import babel.dates, os, errno, re, subprocess, threading, logging, locale, json, shutil, pyaudio, wave
+import babel.dates, os, errno, re, subprocess, threading, logging, locale, json, shutil, wave
 
 bin_directory = os.path.dirname(os.path.realpath(__file__))
 home_directory = os.path.expanduser('~')
@@ -33,43 +33,52 @@ style_sheet_path = os.path.join(config_directory, 'style/safeeyes_style.css')
 system_config_file_path = os.path.join(bin_directory, "config/safeeyes.json")
 system_style_sheet_path = os.path.join(bin_directory, "config/style/safeeyes_style.css")
 log_file_path = os.path.join(config_directory, 'safeeyes.log')
+pyaudio = None
+
+# Import pyaudio if exists
+try:
+	pyaudio = __import__("pyaudio")
+except ImportError:
+	pass
+
 
 def play_notification():
 	"""
 	Play the alert.wav
 	"""
-	logging.info('Playing audible alert')
-	CHUNK = 1024
+	if pyaudio:
+		logging.info('Playing audible alert')
+		CHUNK = 1024
 
-	try:
-		# Open the sound file
-		path = get_resource_path('alert.wav')
-		if path is None:
-			return
-		sound = wave.open(path, 'rb')
+		try:
+			# Open the sound file
+			path = get_resource_path('alert.wav')
+			if path is None:
+				return
+			sound = wave.open(path, 'rb')
 
-		# Create a sound stream
-		wrapper = pyaudio.PyAudio()
-		stream = wrapper.open(format=wrapper.get_format_from_width(sound.getsampwidth()),
-					channels=sound.getnchannels(),
-					rate=sound.getframerate(),
-						output=True)
+			# Create a sound stream
+			wrapper = pyaudio.PyAudio()
+			stream = wrapper.open(format=wrapper.get_format_from_width(sound.getsampwidth()),
+						channels=sound.getnchannels(),
+						rate=sound.getframerate(),
+							output=True)
 
-		# Write file data into the sound stream
-		data = sound.readframes(CHUNK)
-		while data != b'':
-			stream.write(data)
+			# Write file data into the sound stream
 			data = sound.readframes(CHUNK)
+			while data != b'':
+				stream.write(data)
+				data = sound.readframes(CHUNK)
 
-		# Close steam
-		stream.stop_stream()
-		stream.close()
-		sound.close()
-		wrapper.terminate()
+			# Close steam
+			stream.stop_stream()
+			stream.close()
+			sound.close()
+			wrapper.terminate()
 
-	except Exception as e:
-		logging.warning('Unable to play audible alert')
-		logging.exception(e)
+		except Exception as e:
+			logging.warning('Unable to play audible alert')
+			logging.exception(e)
 
 
 def get_resource_path(resource_name):

setup.py

@@ -1,14 +1,16 @@
 import os
-
 import setuptools
 
 
 requires = [
             'python-xlib',
-            'pyaudio',
             'psutil',
             'babel']
 
+extras = {
+        'audible_alert':  ['pyaudio']
+    }
+
 
 here = os.path.abspath(os.path.dirname(__file__))
 
@@ -49,6 +51,7 @@ setuptools.setup(
                 ('/usr/share/icons/hicolor/16x16/status', ['share/icons/hicolor/16x16/status/safeeyes_enabled.png', 'share/icons/hicolor/16x16/status/safeeyes_disabled.png', 'share/icons/hicolor/16x16/status/safeeyes_timer.png'])
                 ],
     install_requires=requires,
+    extras_require=extras,
     entry_points={'console_scripts': ['safeeyes = safeeyes.__main__:main']},
     keywords='linux utility health eye-strain safe-eyes',
     classifiers=[