allow Xrn class to be instantiated with None
authorTony Mack <tmack@paris.CS.Princeton.EDU>
Fri, 12 Nov 2010 21:11:52 +0000 (16:11 -0500)
committerTony Mack <tmack@paris.CS.Princeton.EDU>
Fri, 12 Nov 2010 21:11:52 +0000 (16:11 -0500)
commit70c0126963dfa9599610cf45261ba380ddc84bfb
tree6fd5be1e55ebbf0df7d9b7f7178eafe9a8a80abc
parent0409ce2800654d094f31c70ec90e1eef889851a6
allow Xrn class to be instantiated with None
sfa/util/xrn.py