mirror of
https://github.com/sqlalchemy/sqlalchemy.git
synced 2026-06-01 13:28:30 -04:00
Mike Bayer
55 lines
1.4 KiB
Python
55 lines
1.4 KiB
Python
import gc
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import types
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from sqlalchemy import *
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from sqlalchemy.orm import *
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from sqlalchemy.test import *
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NUM = 2500
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class SaveTest(TestBase, AssertsExecutionResults):
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@classmethod
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def setup_class(cls):
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global items, metadata
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metadata = MetaData(testing.db)
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items = Table('items', metadata,
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Column('item_id', Integer, primary_key=True),
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Column('value', String(100)))
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items.create()
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@classmethod
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def teardown_class(cls):
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clear_mappers()
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metadata.drop_all()
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def testsave(self):
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class Item(object):pass
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m = mapper(Item, items)
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for x in range(0,NUM/50):
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sess = create_session()
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query = sess.query(Item)
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for y in range (0,50):
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# print "x,y", (x,y)
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sess.save(Item())
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sess.flush()
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#self._profile()
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print "ROWS:", x * 50
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def _profile(self):
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print "------------------------"
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d = {}
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for o in gc.get_objects():
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t = type(o)
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if t is types.InstanceType:
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t = o.__class__
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d.setdefault(t, 0)
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d[t] += 1
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rep = [(key, value) for key, value in d.iteritems()]
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def sorter(a, b):
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return cmp(b[1], a[1])
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rep.sort(sorter)
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for x in rep[0:30]:
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print x
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