def Gamma(k, theta, tag=None):
assert (<EOL>k > <NUM_LIT:0> and theta > <NUM_LIT:0><EOL>), '<STR_LIT>'<EOL>return uv(ss.gamma(k, scale=theta), tag=tag)<EOL>
A Gamma random variate

Parameters
----------
k : scalar
    The shape parameter (must be positive and non-zero)
theta : scalar
    The scale parameter (must be positive and non-zero)