def copy(self):
    return dict(self)
@todo: docstring
dataset/ETHPy150Open GoogleCloudPlatform/python-compat-runtime/appengine-compat/exported_appengine_sdk/google/appengine/api/urlfetch.py/_CaselessDict.copy--crossover with--dataset/ETHPy150Open sahana/eden/modules/s3db/survey.py/survey_DataMatrixBuilder.addArea