Function_corrcoef_dispatcher(x, y=None, rowvar=None, bias=None, ddof=None, *,
dtype=None)
numpy/lib/function_base.py:2752
Function_cov_dispatcher(m, y=None, rowvar=None, bias=None, ddof=None,
fweights=None, aweights=None, *, dtype=None
numpy/lib/function_base.py:2525