make HumanName instances pickleable

Author: derek73

dev-requirements.txt

@@ -1,6 +1,7 @@
-ipdb==0.8
-nose==1.3.6
+ipdb==0.8.1
+nose==1.3.7
 Sphinx==1.3.1
 coverage==3.7.1
-ipython==3.1.0
+ipython==4.0.0
 Pygments==2.0.2
+dill==0.2.4

nameparser/config/__init__.py

@@ -108,6 +108,12 @@ def __getattr__(self, attr):
     __setattr__= dict.__setitem__
     __delattr__= dict.__delitem__
 
+    def __getstate__(self):
+        return self
+
+    def __setstate__(self, state):
+        self = dict(state)
+
 
 class Constants(object):
     """
@@ -153,6 +159,13 @@ def suffixes_prefixes_titles(self):
 
     def __repr__(self):
         return "<Constants() instance>"
+    
+    def __setstate__(self, state):
+        self.__init__(state)
+    
+    def __getstate__(self):
+        attrs = [x for x in dir(self) if not x.startswith('_')]
+        return dict([(a,getattr(self, a)) for a in attrs])
 
 #: A module-level instance of the :py:class:`Constants()` class. 
 #: Provides a common instance for the module to share

tests.py

@@ -19,6 +19,7 @@
 """
 
 import logging
+import dill
 
 from nameparser import HumanName
 from nameparser.util import u
@@ -72,6 +73,14 @@ def test_len(self):
         hn = HumanName("John Doe")
         self.m(len(hn), 2, hn)
 
+    def test_config_pickle(self):
+        C = Constants()
+        self.assertTrue(dill.pickles(C))
+
+    def test_name_instance_pickle(self):
+        hn = HumanName("First Last")
+        self.assertTrue(dill.pickles(hn))
+
     def test_comparison(self):
         hn1 = HumanName("Doe-Ray, Dr. John P., CLU, CFP, LUTC")
         hn2 = HumanName("Dr. John P. Doe-Ray, CLU, CFP, LUTC")