Mercurial > p > roundup > code
comparison roundup/hyperdb.py @ 1927:f5e8aeb1382d
Add 'safeget' method to hyperdb, including tests...
...and use it to simplify code in roundupdb.
| author | Johannes Gijsbers <jlgijsbers@users.sourceforge.net> |
|---|---|
| date | Sun, 16 Nov 2003 19:59:10 +0000 |
| parents | 3bdd34547fa7 |
| children | 7c1ddebe7589 |
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| 1926:3bdd34547fa7 | 1927:f5e8aeb1382d |
|---|---|
| 13 # BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS | 13 # BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| 14 # FOR A PARTICULAR PURPOSE. THE CODE PROVIDED HEREUNDER IS ON AN "AS IS" | 14 # FOR A PARTICULAR PURPOSE. THE CODE PROVIDED HEREUNDER IS ON AN "AS IS" |
| 15 # BASIS, AND THERE IS NO OBLIGATION WHATSOEVER TO PROVIDE MAINTENANCE, | 15 # BASIS, AND THERE IS NO OBLIGATION WHATSOEVER TO PROVIDE MAINTENANCE, |
| 16 # SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. | 16 # SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. |
| 17 # | 17 # |
| 18 # $Id: hyperdb.py,v 1.92 2003-11-16 18:41:40 jlgijsbers Exp $ | 18 # $Id: hyperdb.py,v 1.93 2003-11-16 19:59:10 jlgijsbers Exp $ |
| 19 | 19 |
| 20 """ | 20 """ |
| 21 Hyperdatabase implementation, especially field types. | 21 Hyperdatabase implementation, especially field types. |
| 22 """ | 22 """ |
| 23 | 23 |
| 569 | 569 |
| 570 def index(self, nodeid): | 570 def index(self, nodeid): |
| 571 '''Add (or refresh) the node to search indexes | 571 '''Add (or refresh) the node to search indexes |
| 572 ''' | 572 ''' |
| 573 raise NotImplementedError | 573 raise NotImplementedError |
| 574 | |
| 575 def safeget(self, nodeid, propname, default=None): | |
| 576 try: | |
| 577 return self.get(nodeid, propname) | |
| 578 except (KeyError, IndexError): | |
| 579 return default | |
| 574 | 580 |
| 575 class HyperdbValueError(ValueError): | 581 class HyperdbValueError(ValueError): |
| 576 ''' Error converting a raw value into a Hyperdb value ''' | 582 ''' Error converting a raw value into a Hyperdb value ''' |
| 577 pass | 583 pass |
| 578 | 584 |