script to generate KiCad footprint for Panasonic JW2 relay

Relay_DPDT_Panasonic_JW2.py

#!/usr/bin/env python3

import sys

sys.path.append("/Users/ppelleti/src/kicad-footprint-generator")

from KicadModTree import *

footprint_name = "Relay_DPDT_Panasonic_JW2"
f = Footprint(footprint_name)
f.setDescription("Panasonic Relay DPDT, http://www3.panasonic.biz/ac/e_download/control/relay/power/catalog/mech_eng_jw.pdf?via=ok")
f.setTags("Panasonic Relay DPDT")
f.append(Model(filename="${KISYS3DMOD}/Relays_THT.3dshapes/" +
               footprint_name + ".wrl",
               at=[0.0, 0.0, 0.0],
               scale=[1.0, 1.0, 1.0],
               rotate=[0.0, 0.0, 0.0]))

d = [1.5, 1.5]
p = [2.5, 2.5]

s = [1.0, 1.0]
t = 0.15

wCrtYd = 0.05
wFab = 0.1
wSilkS = 0.12

crtYd = 0.5

xPadLeft = 0.0
xPadRight = 7.5
yPad18 = 0.0
yPad27 = 15.0
yPad36 = 20.0
yPad45 = 25.0

xMiddle = (xPadLeft + xPadRight) / 2
xLeft = xMiddle - 6.4
xRight = xMiddle + 6.4
xLeftCrtYd = xLeft - crtYd
xRightCrtYd = xRight + crtYd

yBottom = yPad45 + 1.3
yTop = yBottom - 28.6
yTopCrtYd = yTop - crtYd
yBottomCrtYd = yBottom + crtYd

yRefSilk = yTop - 1
yRefFab = (yTop + yBottom) / 2
yValue = 27.94

xLeftCoil = xMiddle - 0.35
xRightCoil = xMiddle + 0.35
yTopCoil = -0.6
yBottomCoil = 0.6
yTopSlash = -0.2
yBottomSlash = 0.2

xLeftLine = xPadLeft + 1.5
xRightLine = xPadRight - 1.5

indSpace = wFab + 2 * wSilkS
indLen = 2
pin1Indicator = [[xLeft - indSpace, yTop + indLen],
                 [xLeft - indSpace, yTop - indSpace],
                 [xLeft + indLen, yTop - indSpace]]

# Text
f.append(Text(type="reference", text="REF**",
              at=[xMiddle, yRefSilk], layer="F.SilkS", size=s, thickness=t))
f.append(Text(type="value", text=footprint_name,
              at=[xMiddle, yValue], layer="F.Fab", size=s, thickness=t))
f.append(Text(type="user", text="%R",
              at=[xMiddle, yRefFab], layer="F.Fab", size=s, thickness=t))

# Fab
f.append(RectLine(start=[xRight, yBottom],
                  end=[xLeft, yTop],
                  layer="F.Fab", width=wFab))
f.append(Line(start=[xLeftLine, yPad18],
              end=[xRightLine, yPad18],
              layer="F.Fab", width=wFab))
f.append(PolygoneLine(polygone=pin1Indicator, layer="F.Fab", width=wFab))

# Silk
f.append(RectLine(start=[xRight + wFab, yBottom + wFab],
                  end=[xLeft - wFab, yTop - wFab],
                  layer="F.SilkS", width=wSilkS))
f.append(Line(start=[xLeftCoil, yBottomSlash],
              end=[xRightCoil, yTopSlash],
              layer="F.SilkS", width=wSilkS))
f.append(RectLine(start=[xRightCoil, yBottomCoil],
                  end=[xLeftCoil, yTopCoil],
                  layer="F.SilkS", width=wSilkS))
f.append(PolygoneLine(polygone=pin1Indicator, layer="F.SilkS", width=wSilkS))

# Courtyard
f.append(RectLine(start=[xRightCrtYd, yBottomCrtYd],
                  end=[xLeftCrtYd, yTopCrtYd],
                  layer="F.CrtYd", width=wCrtYd))

# Pads
f.append(Pad(number="1", type=Pad.TYPE_THT, shape=Pad.SHAPE_RECT,
             at=[xPadLeft, yPad18], size=p, layers=Pad.LAYERS_THT, drill=d))
f.append(Pad(number="2", type=Pad.TYPE_THT, shape=Pad.SHAPE_OVAL,
             at=[xPadLeft, yPad27], size=p, layers=Pad.LAYERS_THT, drill=d))
f.append(Pad(number="3", type=Pad.TYPE_THT, shape=Pad.SHAPE_OVAL,
             at=[xPadLeft, yPad36], size=p, layers=Pad.LAYERS_THT, drill=d))
f.append(Pad(number="4", type=Pad.TYPE_THT, shape=Pad.SHAPE_OVAL,
             at=[xPadLeft, yPad45], size=p, layers=Pad.LAYERS_THT, drill=d))
f.append(Pad(number="5", type=Pad.TYPE_THT, shape=Pad.SHAPE_OVAL,
             at=[xPadRight, yPad45], size=p, layers=Pad.LAYERS_THT, drill=d))
f.append(Pad(number="6", type=Pad.TYPE_THT, shape=Pad.SHAPE_OVAL,
             at=[xPadRight, yPad36], size=p, layers=Pad.LAYERS_THT, drill=d))
f.append(Pad(number="7", type=Pad.TYPE_THT, shape=Pad.SHAPE_OVAL,
             at=[xPadRight, yPad27], size=p, layers=Pad.LAYERS_THT, drill=d))
f.append(Pad(number="8", type=Pad.TYPE_THT, shape=Pad.SHAPE_OVAL,
             at=[xPadRight, yPad18], size=p, layers=Pad.LAYERS_THT, drill=d))

file_handler = KicadFileHandler(f)
file_handler.writeFile(footprint_name + ".kicad_mod")