* Enable tests on python 3 for uri * Added one more node type to SAFE_NODES into safe_eval module. ast.USub represents unary operators. This is necessary for parsing some unusual but still valid JSON files during testing with Python 3.
* Enable tests on python 3 for uri * Added one more node type to SAFE_NODES into safe_eval module. ast.USub represents unary operators. This is necessary for parsing some unusual but still valid JSON files during testing with Python 3.