| import copy | |
| class ReferenceDefinition: | |
| def __init__(self, method, refs={}): | |
| self.refs = refs | |
| self.method = method | |
| def add_reference(self, required_parameter, feed_parameter): | |
| ref = self.refs.get(feed_parameter, set()) | |
| ref.add(required_parameter) | |
| self.refs[feed_parameter] = ref | |
| def get_refs(self): | |
| return self.refs | |
| def __contains__(self, item): | |
| return self.refs.__contains__(item) | |
| def __eq__(self, other): | |
| return str(self) == str(other) | |
| def __copy__(self): | |
| return ReferenceDefinition(self.method, copy.deepcopy(self.refs)) | |
| def __str__(self): | |
| return "Ref: " + str(self.refs) + str(self.method) | |
| def __getitem__(self, item): | |
| return self.refs[item] | |