Added test.py to test stuff

test.py

@@ -0,0 +1,60 @@
+import time
+from rpi_ws281x import *
+import configparser
+import os
+
+# LED strip configuration:
+LED_COUNT      = 60      # Number of LED pixels.
+LED_PIN        = 18      # GPIO pin connected to the pixels (18 uses PWM!).
+#LED_PIN        = 10      # GPIO pin connected to the pixels (10 uses SPI /dev/spidev0.0).
+LED_FREQ_HZ    = 800000  # LED signal frequency in hertz (usually 800khz)
+LED_DMA        = 10      # DMA channel to use for generating signal (try 10)
+LED_BRIGHTNESS = 255     # Set to 0 for darkest and 255 for brightest
+LED_INVERT     = False   # True to invert the signal (when using NPN transistor level shift)
+LED_CHANNEL    = 0       # set to '1' for GPIOs 13, 19, 41, 45 or 53
+
+def wheel(pos):
+    """Generate rainbow colors across 0-255 positions."""
+    if pos < 85:
+        return Color(pos * 3, 255 - pos * 3, 0)
+    elif pos < 170:
+        pos -= 85
+        return Color(255 - pos * 3, 0, pos * 3)
+    else:
+        pos -= 170
+        return Color(0, pos * 3, 255 - pos * 3)
+ 
+def rainbowCycle(strip, wait_ms=10, iterations=10):
+    for j in range(256*iterations):
+        for i in range(strip.numPixels()):
+            strip.setPixelColor(i, wheel((int(i * 256 / strip.numPixels()) + j) & 255))
+        strip.show()
+        time.sleep(wait_ms/1000.0)
+    
+def setColor(strip, color, iterations=10, wait_ms=10):
+    for i in range(strip.numPixels()):
+        strip.setPixelColor(i, color)
+    strip.show()
+    time.sleep(wait_ms/1000.0)
+
+def blink(strip, color1, color2, iterations=10, wait_ms=10):
+    for i in range(strip.numPixels()):
+        strip.setPixelColor(i, color1)
+    strip.show()
+    time.sleep(1)
+    for i in range(strip.numPixels()):
+        strip.setPixelColor(i, color2)
+    strip.show()
+    time.sleep(1)
+
+if __name__ == '__main__':
+    strip = Adafruit_NeoPixel(LED_COUNT, LED_PIN, LED_FREQ_HZ, LED_DMA, LED_INVERT, LED_BRIGHTNESS, LED_CHANNEL)
+    strip.begin()
+
+    try:
+        while True:
+            blink(strip, Color(255,0,0), Color(255,255,255))
+            setColor(strip, Color(255,0,0))
+            rainbowCycle(strip)
+    except KeyboardInterrupt:
+        setColor(strip, Color(0,0,0))