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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_request_feature(self, name):
 """Parses the request for a particular feature. Arguments: name: A feature name. Returns: A feature parsed from the URL if the feature is supported, or None. """

        if '[]' in name:
            # array-type
            return self.request.query_params.getlist(
                name) if name in self.features else None
        elif '{}' in name:
            # object-type (keys are not consistent)
            return self._extract_object_params(
                name) if name in self.features else {}
        else:
            # single-type
            return self.request.query_params.get(
                name) if name in self.features else None