alsa module, requires pyalsaaudio (from PyPI)

README.md

@@ -40,6 +40,26 @@ Many modules let you modify the output via a
 [format string](http://docs.python.org/3/library/string.html#formatstrings).
 
 
+### alsa
+
+
+Shows volume of ALSA mixer. You can also use this for inputs, btw.
+
+Requires pyalsaaudio
+
+
+* `format` — {volume} is the current volume, {muted} is one of `muted` or `unmuted`. {card} is the sound card used; {mixer} the mixer. (default: `♪: {volume}`)
+* `mixer` — ALSA mixer (default: `Master`)
+* `mixer_id` — ALSA mixer id (default: `0`)
+* `card` — ALSA sound card (default: `0`)
+* `muted` —  (default: `M`)
+* `unmuted` —  (default: ``)
+* `color_muted` —  (default: `#AAAAAA`)
+* `color` —  (default: `#FFFFFF`)
+* `channel` —  (default: `0`)
+
+
+
 ### backlight
 
 

i3pystatus/alsa.py

@@ -0,0 +1,47 @@
+from alsaaudio import Mixer
+
+from i3pystatus import IntervalModule
+
+class ALSA(IntervalModule):
+    """
+    Shows volume of ALSA mixer. You can also use this for inputs, btw.
+
+    Requires pyalsaaudio
+    """
+
+    settings = (
+        ("format", "{volume} is the current volume, {muted} is one of `muted` or `unmuted`. {card} is the sound card used; {mixer} the mixer."),
+        ("mixer", "ALSA mixer"),
+        ("mixer_id", "ALSA mixer id"),
+        ("card", "ALSA sound card"),
+        "muted", "unmuted",
+        "color_muted", "color",
+        "channel"
+    )
+
+    muted = "M"
+    unmuted = ""
+    color_muted = "#AAAAAA"
+    color = "#FFFFFF"
+    format = "♪: {volume}"
+    mixer = "Master"
+    mixer_id = 0
+    card = 0
+    channel = 0
+
+    def init(self):
+        self.alsamixer = Mixer(control=self.mixer, id=self.mixer_id, cardindex=self.card)
+        self.fdict = {
+            "card": self.alsamixer.cardname(),
+            "mixer": self.mixer,
+        }
+
+    def run(self):
+        muted = self.alsamixer.getmute()[self.channel] == 1
+        self.fdict["volume"] = self.alsamixer.getvolume()[self.channel]
+        self.fdict["muted"] = self.muted if muted else self.muted
+
+        self.output = {
+            "full_text" : self.format.format(**self.fdict),
+            "color": self.color_muted if muted else self.color,
+        }

i3pystatus/backlight.py

@@ -20,7 +20,6 @@ class Backlight(File):
     backlight="acpi_video0"
     format="{brightness}/{max_brightness}"
 
-    interval=5
     base_path = "/sys/class/backlight/{backlight}/"
     components={
         "brightness": (int, "brightness"),