def set_header(self, name, value):
        name, value = self._encode_header(name, value)

        # NOTE(kgriffs): normalize name by lowercasing it
        self._headers[name.lower()] = value
The correlation coefficient between every pairwise combination of
dataset/ETHPy150Open falconry/falcon/falcon/response.py/Response.set_header--crossover with--dataset/ETHPy150Open nipy/nitime/nitime/analysis/correlation.py/CorrelationAnalyzer.corrcoef