add corolocal module

eventlet/corolocal.py

@@ -0,0 +1,30 @@
+
+
+def get_ident():
+    return id(api.getcurrent())
+
+
+class local(object):
+
+    def __init__(self):
+        self.__dict__['__objs'] = {}
+
+    def __getattr__(self, attr, g=get_ident):
+        print "getattr", self, attr, g
+        try:
+            return self.__dict__['__objs'][g()][attr]
+        except KeyError:
+            raise AttributeError(
+                "No variable %s defined for the thread %s"
+                % (attr, g()))
+
+    def __setattr__(self, attr, value, g=get_ident):
+        self.__dict__['__objs'].setdefault(g(), {})[attr] = value
+
+    def __delattr__(self, attr, g=get_ident):
+        try:
+            del self.__dict__['__objs'][g()][attr]
+        except KeyError:
+            raise AttributeError(
+                "No variable %s defined for thread %s"
+                % (attr, g()))