+
+PyDoc_STRVAR(f_createPassThrough_doc, \
+"PassThrough(device)\n\n"
+"Creates a PassThrough device, which can be used as parameter in calls\n"
+"to page.render().\n"
+"device needs to be a class implementing at least the following functions:\n\n"
+"setparameter(key,value)\n"
+"startclip(outline)\n"
+"endclip()\n"
+"stroke(outline, width, color, capstyle, jointstyle, miterLimit)\n"
+"fill(outline, color)\n"
+"fillbitmap(outline, image, matrix, colortransform)\n"
+"fillgradient(outline, gradient, gradienttype, matrix)\n"
+"addfont(font)\n"
+"drawchar(font, glyph, color, matrix)\n"
+"drawlink(outline, url)\n"
+"If any of these functions are not defined, a error message will be printed,\n"
+"however the rendering process will *not* be aborted.\n"
+);