numpy.const
inf = _inf()
infty = _inf()
Inf = _inf()
Infinity = _inf()
PINF = _inf()
NINF = _ninf()
PZERO = _pzero()
NZERO = _nzero()
nan = _nan()
NaN = _nan()
NAN = _nan()
pi = _pi()
e = _e()
euler_gamma = 0.577215664901532860606512090082402431
newaxis = None