Jonathan LaCour wrote:
> ### EXAMPLE TWO: use the metadata on the activemapper module ###
This works.
> ### EXAMPLE ONE: specify engine on the class itself ###
This doesn't.
$ cat test2.py
import sqlalchemy.mods.threadlocal
from sqlalchemy import *
from sqlalchemy.ext.activemapper import *
engine = create_engine('sqlite:///:memory:')
class Foo(ActiveMapper):
class mapping:
__table__ = 'foo_tbl'
__engine__ = engine
foo_id = column(Integer, primary_key=True)
foo_text = column(String(30))
Foo.table.create()
f = Foo(foo_text='test').flush()
$ python test2.py
Traceback (most recent call last):
File "test2.py", line 14, in ?
Foo.table.create()
File "/home/ccd/VC/svn/sqlalchemy/lib/sqlalchemy/schema.py", line
227, in create
self.engine.create(self)
File "/home/ccd/VC/svn/sqlalchemy/lib/sqlalchemy/schema.py", line 41,
in <lambda>
engine = property(lambda s:s._get_engine())
File "/home/ccd/VC/svn/sqlalchemy/lib/sqlalchemy/schema.py", line 40,
in _get_engine
return self._derived_metadata().engine
File "/home/ccd/VC/svn/sqlalchemy/lib/sqlalchemy/schema.py", line
718, in <lambda>
engine=property(lambda s:s.context._engine)
File "/home/ccd/VC/svn/sqlalchemy/lib/sqlalchemy/util.py", line 189,
in __getattr__
raise AttributeError(key)
AttributeError: _engine
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