Add python-eventlet 0.16.1

[packages/trusty/python-eventlet.git] / eventlet / eventlet / green / MySQLdb.py

diff --git a/eventlet/eventlet/green/MySQLdb.py b/eventlet/eventlet/green/MySQLdb.py
new file mode 100644 (file)
index 0000000..3593542
--- /dev/null
+++ b/eventlet/eventlet/green/MySQLdb.py
@@ -0,0 +1,37 @@
+__MySQLdb = __import__('MySQLdb')
+
+__all__ = __MySQLdb.__all__
+__patched__ = ["connect", "Connect", 'Connection', 'connections']
+
+from eventlet.patcher import slurp_properties
+slurp_properties(
+    __MySQLdb, globals(),
+    ignore=__patched__, srckeys=dir(__MySQLdb))
+
+from eventlet import tpool
+
+__orig_connections = __import__('MySQLdb.connections').connections
+
+
+def Connection(*args, **kw):
+    conn = tpool.execute(__orig_connections.Connection, *args, **kw)
+    return tpool.Proxy(conn, autowrap_names=('cursor',))
+connect = Connect = Connection
+
+
+# replicate the MySQLdb.connections module but with a tpooled Connection factory
+class MySQLdbConnectionsModule(object):
+    pass
+
+connections = MySQLdbConnectionsModule()
+for var in dir(__orig_connections):
+    if not var.startswith('__'):
+        setattr(connections, var, getattr(__orig_connections, var))
+connections.Connection = Connection
+
+cursors = __import__('MySQLdb.cursors').cursors
+converters = __import__('MySQLdb.converters').converters
+
+# TODO support instantiating cursors.FooCursor objects directly
+# TODO though this is a low priority, it would be nice if we supported
+# subclassing eventlet.green.MySQLdb.connections.Connection