kicad circular layout

circular.py

# The center of circle is grid origin

import pcbnew
import math

def circular(refList, angleStart, angleEnd, radiusMM):
    board = pcbnew.GetBoard()
    modules = board.GetModules()
    center = board.GetGridOrigin()
    angleStep = float((angleEnd - angleStart)) / (len(refList)-1)
    radius = radiusMM * 1000000
    index = 0
    for ref in refList:
        for module in modules:
            if module.GetReference() != ref:
                continue
            angle = math.radians(angleStart + angleStep * index)
            dest = pcbnew.wxPoint(radius * math.cos(angle) + center.x, radius * math.sin(angle) + center.y) 
            module.SetPosition(dest)
            module.SetOrientation((angleStart + angleStep * index) * -10)
            index += 1
            break
        else:
            print("Not found: " + ref)


# circular(["LED" + str(i) for i in range(1,16)], 140, 400, 15)