PyTorch RTCC simulations can't use field kicks

[lothian]

pycc/pycc/rt/rtcc.py

Lines 74 to 82 in 34f928d

	if kick:
	s_to_i = {"x":0, "y":1, "z":2}
	self.mu_tot = self.mu[s_to_i[kick.lower()]]
	else:
	self.mu_tot = sum(self.mu)/np.sqrt(3.0) # isotropic field
	if isinstance(self.ccwfn.t1, torch.Tensor):
	self.mu = torch.tensor(self.mu, dtype=torch.complex128, device=self.ccwfn.device1)
	self.mu_tot = sum(self.mu) / (torch.sqrt(torch.tensor(3.0)).item())