Parent instance %s is not bound to a Session; lazy load operation of attribute '%s' cannot proceed
Package:
sqlalchemy
4189
Exception Class:
orm_exc.DetachedInstanceError
Raise code
self._invoke_raise_load(state, passive, "raise")
session = _state_session(state)
if not session:
if passive & attributes.NO_RAISE:
return attributes.PASSIVE_NO_RESULT
raise orm_exc.DetachedInstanceError(
"Parent instance %s is not bound to a Session; "
"lazy load operation of attribute '%s' cannot proceed"
% (orm_util.state_str(state), self.key)
)
# if we have a simple primary key load, check the
# identity map without generating a Query at all
if u
Links to the raise (1)
https://github.com/sqlalchemy/sqlalchemy/blob/6dbcb792eb60d4e084f0d1252882a0cbad4bc673/lib/sqlalchemy/orm/strategies.py#L843NO FIXES YET
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