Changeset 2192 for trunk/packages/invirt-database/python/database

Timestamp:

Feb 26, 2009, 11:09:33 PM (16 years ago)

Author:

price

Message:

fold FormattableRecord?, NullableRecord? into Record

also shorten types in lists to name

(Done with iannucci.)

Location:

trunk/packages/invirt-database/python/database

Files:

• owner.py (modified) (1 diff)
• record.py (modified) (2 diffs)

trunk/packages/invirt-database/python/database/owner.py

@@ -1 @@
-from record import NullableRecord
+from record import Record
 
-class Owner(NullableRecord):
+class Owner(Record):
     _f = {
         'ram_quota_total': (512, 'MiB'),

trunk/packages/invirt-database/python/database/record.py

@@ -1 +1 @@
 class Record(object):
     _identity_field = None
+    _default = {}
+    _format = {}
 
     def get(self, field):
-        try:
-            return self.__getattribute__(field)
-        except:
-            return None
+        v = getattr(self, field, None)
+        if v is None:
+            return self._default.get(field)
+        return v
 
     def _formatField(self, field):
         v = self.get(field)
+        func = self._format.get(field)
+        if func:
+            return func(v)
         if callable(v):
             v = v()
-        if hasattr(v, '__iter__'):
-            if len(v) == 0:
-                return '[]'
-            else:
-                return '[%d x %s]'%(len(v), type(v[0]))
-        else:
+        if not hasattr(v, '__iter__'):
             return repr(v)
+        if len(v) == 0:
+            return '[]'
+        return '[%d x %s]'%(len(v), type(v[0]).__name__)
 
     @classmethod
@@ -43 +46 @@
 
         return "<%s%s%s>" % (classname, identity, payload)
-
-class FormattableRecord(Record):
-    _format = {}
-    def _formatField(self, field):
-        func = self._format.get(field)
-        if func:
-            return func(self.get(field))
-        else:
-            return super(FormattableRecord, self)._formatField(field)
-
-class NullableRecord(FormattableRecord):
-    _default = {}
-    def get(self, field):
-        v = self.__dict__.get(field)
-        if v != None:
-            return v
-        else:
-            return self._default.get(field)