[Sqlalchemy-tickets] Issue #3435: boolean parsing in engine_from_config wrt engine strategies is incorrect (zzzeek/sqlalchemy)

[Mike B. <iss...@bi...>]

New issue 3435: boolean parsing in engine_from_config wrt engine strategies is incorrect
https://bitbucket.org/zzzeek/sqlalchemy/issue/3435/boolean-parsing-in-engine_from_config-wrt

Mike Bayer:


```
#!diff

diff --git a/test/engine/test_parseconnect.py b/test/engine/test_parseconnect.py
index fb1f338..dfd39d0 100644
--- a/test/engine/test_parseconnect.py
+++ b/test/engine/test_parseconnect.py
@@ -138,6 +138,16 @@ class CreateEngineTest(fixtures.TestBase):
                             'z=somevalue')
         assert e.echo is True
 
+    def test_pool_threadlocal_from_config(self):
+        dbapi = mock_dbapi
+
+        config = {
+            'sqlalchemy.url': 'postgresql://scott:tiger@somehost/test',
+            'sqlalchemy.pool_threadlocal': "false"}
+
+        e = engine_from_config(config, module=dbapi, _initialize=False)
+        eq_(e.pool._use_threadlocal, False)
+
     def test_pool_reset_on_return_from_config(self):
         dbapi = mock_dbapi

```

fails.  We have 'bool' as the handler in default.py and there is no string processing here.