Remove the colour range function as it will not be used

nw/common.py

@@ -150,36 +150,6 @@ def hexToInt(value, default=0):
             return default
     return default
 
-def colRange(rgbStart, rgbEnd, nStep):
-    """Generate a range of colours from one RGB value to another.
-    """
-    if len(rgbStart) != 3 and len(rgbEnd) != 3 and nStep < 1:
-        logger.error("Cannot create colour range from given parameters")
-        return None
-
-    if nStep == 1:
-        return rgbStart
-    elif nStep == 2:
-        return [rgbStart, rgbEnd]
-
-    dC = [0, 0, 0]
-    for c in range(3):
-        cA = rgbStart[c]
-        cB = rgbEnd[c]
-        dC[c] = (cB-cA)/(nStep-1)
-
-    retCol = [rgbStart]
-    for n in range(nStep):
-        if n > 0 and n < nStep:
-            retCol.append([
-                int(retCol[n-1][0] + dC[0]),
-                int(retCol[n-1][1] + dC[1]),
-                int(retCol[n-1][2] + dC[2]),
-            ])
-    retCol[-1] = rgbEnd
-
-    return retCol
-
 def formatInt(theInt):
     """Formats an integer with k, M, G etc.
     """