Merge pull request #139 from guokr/ref_refnode_import

remove swagger_py_codegen require

Author: gusibi

swagger_py_codegen/templates/jsonschema/schemas.tpl

@@ -2,10 +2,44 @@
 
 import six
 from jsonschema import RefResolver
-from swagger_py_codegen.parser import RefNode
-
 # TODO: datetime support
 
+class RefNode(object):
+
+    def __init__(self, data, ref):
+        self.ref = ref
+        self._data = data
+
+    def __getitem__(self, key):
+        return self._data.__getitem__(key)
+
+    def __setitem__(self, key, value):
+        return self._data.__setitem__(key, value)
+
+    def __getattr__(self, key):
+        return self._data.__getattribute__(key)
+
+    def __iter__(self):
+        return self._data.__iter__()
+
+    def __repr__(self):
+        return repr({'$ref': self.ref})
+
+    def __eq__(self, other):
+        if isinstance(other, RefNode):
+            return self._data == other._data and self.ref == other.ref
+        elif six.PY2:
+            return object.__eq__(other)
+        elif six.PY3:
+            return object.__eq__(self, other)
+        else:
+            return False
+
+    def __deepcopy__(self, memo):
+        return RefNode(copy.deepcopy(self._data), self.ref)
+
+    def copy(self):
+        return RefNode(self._data, self.ref)
 
 {% include '_do_not_change.tpl' %}