added stub files to setuptools process

setup.py

 import glob
 import os
 
+from distutils.util import convert_path
+from setuptools import find_packages, setup
+
+def find_data(where=".", exclude=None, exclude_directories=None, prefix=""):
+
+    if exclude is None:
+        exclude = []
+
+    if exclude_directories is None:
+        exclude_directories = []
+
+    out = {}
+    stack = [convert_path(where)]
+    while stack:
+        where = stack.pop(0)
+        for name in os.listdir(where):
+            fn = os.path.join(where, name)
+            d = os.path.join(prefix,os.path.dirname(fn))
+            if os.path.isdir(fn):
+                stack.append(fn)
+            else:
+                bad_name = False
+                for pattern in exclude:
+                    if (fnmatch.fnmatchcase(name, pattern) or fn.lower() == pattern.lower()):
+                        bad_name = True
+                        break
+                if bad_name:
+                    continue
+                out.setdefault(d, []).append(fn)
+            
+    out = [(k,v) for k, v in out.items()]
+    
+    return out
+
 name = "packme"
 
 # Read the package metadata first
 pkginfo = {}
 exec(open("src/packme/__pkginfo__.py","r").read(),{},pkginfo)
 
-from setuptools import find_packages, setup
-
 # Set up the sphinx documentation command
 cmdclass = {}
 command_options = {}
@@ -28,6 +60,8 @@ with open("README.md","r") as f:
 
 packages = find_packages("src")
 
+data_files = find_data("stubs")
+
 # Copy the scripts
 scripts_dir = "scripts"
 scripts = glob.glob(os.path.join(scripts_dir,'*'))
@@ -51,4 +85,5 @@ setup(name                          = name,
       cmdclass                      = cmdclass,
       scripts                       = scripts,
       command_options               = command_options,
+      data_files                    = data_files
 )