python 操作json

import jsonjson_content = '{"name":"test", "type":{"name":"seq", "parameter":["1", "2"]}}'print u"JSON到字典转化（方法一）："l = eval(json_content)print lprint l.keys()print l["name"]print l["type"]["name"]print l["type"]["parameter"][1]print u"JSON到字典转化（方法二）："s = json.loads(json_content)print sprint s.keys()print s["name"]print s["type"]["name"]print s["type"]["parameter"][1]dict_content = {"name":"test", "type":{"name":"seq", "parameter":["1", "2"]}}print u"字典到JSON"s = json.dumps(dict_content)print stry:    print s.keys() except AttributeError:    print u"对象不是字典！"