def rvs(self, mean=None, cov=<NUM_LIT:1>, size=<NUM_LIT:1>):
dim, mean, cov = _process_parameters(None, mean, cov)<EOL>out = np.random.multivariate_normal(mean, cov, size)<EOL>return _squeeze_output(out)<EOL>
Draw random samples from a multivariate normal distribution.

Parameters
----------
%(_doc_default_callparams)s
size : integer, optional
    Number of samples to draw (default 1).

Notes
-----
%(_doc_callparams_note)s

Returns
-------
rvs : ndarray or scalar
    Random variates of size (`size`, `N`), where `N` is the
    dimension of the random variable.