documentation added

pycardium/modules/py/leds.py

@@ -94,6 +94,19 @@ def get_rocket(led):
     """
     return sys_leds.get_rocket(led)
 
+def blink_rocket(led, value, millis):
+    """
+    Let one of the rockets blink for a certain time without
+    blocking the python interpreter.
+
+    :param int led: Choose your rocket!
+    :param int value: brightness value (0 < value < 32)
+    :param int millis: duration of the rocket being on in milliseconds.
+
+    .. versionadded:: 1.??
+    """
+    return sys_leds.blink_rocket(led, value, millis)
+
 
 def dim_top(value):
     """