From 67903494bf516e5dc6983e8d4cd3b5bfd07d076e Mon Sep 17 00:00:00 2001
From: Sebastien Bourdeauducq <sb@m-labs.hk>
Date: Sat, 26 Sep 2015 13:46:57 +0800
Subject: [PATCH] fhdl: export DUID

---
 migen/fhdl/specials.py  | 4 ++--
 migen/fhdl/structure.py | 8 ++++----
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/migen/fhdl/specials.py b/migen/fhdl/specials.py
index 873c86fb..52d1686b 100644
--- a/migen/fhdl/specials.py
+++ b/migen/fhdl/specials.py
@@ -1,7 +1,7 @@
 from operator import itemgetter
 
 from migen.fhdl.structure import *
-from migen.fhdl.structure import _DUID, _Value
+from migen.fhdl.structure import _Value
 from migen.fhdl.bitcontainer import bits_for, value_bits_sign
 from migen.fhdl.tools import *
 from migen.fhdl.tracer import get_obj_var_name
@@ -12,7 +12,7 @@ __all__ = ["TSTriple", "Instance", "Memory",
     "READ_FIRST", "WRITE_FIRST", "NO_CHANGE"]
 
 
-class Special(_DUID):
+class Special(DUID):
     def iter_expressions(self):
         for x in []:
             yield x
diff --git a/migen/fhdl/structure.py b/migen/fhdl/structure.py
index 7f23184a..996da4eb 100644
--- a/migen/fhdl/structure.py
+++ b/migen/fhdl/structure.py
@@ -5,15 +5,15 @@ from migen.fhdl import tracer as _tracer
 from migen.util.misc import flat_iteration as _flat_iteration
 
 
-class _DUID:
+class DUID:
     """Deterministic Unique IDentifier"""
     __next_uid = 0
     def __init__(self):
-        self.duid = _DUID.__next_uid
-        _DUID.__next_uid += 1
+        self.duid = DUID.__next_uid
+        DUID.__next_uid += 1
 
 
-class _Value(_DUID):
+class _Value(DUID):
     """Base class for operands
 
     Instances of `_Value` or its subclasses can be operands to
-- 
2.30.2