Generate 2D points randomly distributed on a flat text mesh in Blender.

blender_pointcloud_text_2d.py

# run this from a blender interpreter
# First, create text object, then <SPACE> convert it from Text to a Mesh object. Select it.

import bpy_extras.mesh_utils
import pickle

obj = bpy.context.object # get actively selected object
me = obj.data # get mesh
me.calc_tessface() # recalc tessfaces
points = bpy_extras.mesh_utils.face_random_points(10, me.tessfaces)
points = [p[:2] for p in points] # discard Z coord
with open('/Users/eric/Desktop/siggraph.pkl','wb') as f:
  pickle.dump(points, f, protocol=2)