python/clap.py: fix

python/clap.py

@@ -1,28 +1,28 @@
 #!/usr/bin/env nix-script
 #!>python
-#! python | pyaudio
+#! python3 | pyaudio
 
 ## Listen to claps from the microphone.
 
-import pyaudio, audioop
+import pyaudio
+import audioop
 
 settings = {
-	"format": pyaudio.paInt16,
-	"channels": 2,
-	"rate": 44100,
-	"input": True,
-	"frames_per_buffer": 1024
+    "format": pyaudio.paInt16,
+    "channels": 2,
+    "rate": 44100,
+    "input": True,
+    "frames_per_buffer": 1024
 }
 audio = pyaudio.PyAudio()
-stream = audio.open(**impostazioni)
-chunk = int(impostazioni["rate"] * 0.025)
+stream = audio.open(**settings)
+chunk = int(settings["rate"] * 0.025)
 
 while True:
-	noisy = 0
-	for i in range(10):
-		block = stream.read(chunk)
-		if audioop.rms(block, 2) > 100:
-			noisy += 1
-	if 3 <= noisy < 8:
-		print("clap")
-
+    noisy = 0
+    for i in range(5):
+        block = stream.read(chunk, exception_on_overflow=False)
+        if audioop.rms(block, 2) > 100:
+            noisy += 1
+    if 3 <= noisy < 8:
+        print("clap")

scripts/make-raspi-img

@@ -1,63 +0,0 @@
-#!/bin/sh
-
-# Packages required
-# dosfstools parted 
-# Can be run on any Linux system
-# loop.max_part=15 must be in kernel cmdline (cmdline.txt for rpi)
-# then reboot
-
-echo "creating image to fit on 2Gb card"
-dd if=/dev/zero of=arch-rpi.img bs=1M count=1850
-
-echo "Partitioning"
-fdisk arch-rpi.img <<EOF
-o
-n
-p
-1
-
-+100M
-
-t
-c
-n
-p
-2
-
-
-w
-EOF
-
-sleep 5
-
-losetup -f arch-rpi.img
-sleep 5
-kpartx -a /dev/loop0
-
-echo "Formatting vfat"
-mkfs.vfat /dev/loop0p1
-sleep 5
-mkdir boot
-echo "Mounting boot"
-mount /dev/loop0p1 boot
-echo "Installing"
-
-echo "Formatting ext4"
-mkfs.ext4 /dev/loop0p2
-sleep 5
-mkdir root
-echo "Mounting root"
-mount /dev/loop0p2 root
-
-wget http://archlinuxarm.org/os/ArchLinuxARM-rpi-latest.tar.gz
-echo "Installing"
-bsdtar -xpf ArchLinuxARM-rpi-latest.tar.gz -C root
-sync
-mv root/boot/* boot
-sync
-umount boot root
-losetup -d /dev/loop0p1
-losetup -d /dev/loop0p1
-losetup -d /dev/loop0
-echo "All complete, image arch-rpi.img created, compressing...."
-zip -9 arch-rpi.img.zip arch-rpi.img