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ell cut fix. #120

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ell cut fix. #120

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25 changes: 13 additions & 12 deletions pspy/pspy_utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -28,19 +28,20 @@ def ps_lensed_theory_to_dict(filename, output_type, lmax=None, start_at_zero=Fal
ps["ET"] = ps["TE"].copy()
ps["TB"], ps["BT"], ps["EB"], ps["BE"] = np.zeros((4, len(l)))

if lmax is not None:
l = l[:lmax]
scale = l * (l + 1) / (2 * np.pi)
scale = (l * (l + 1)) / (2 * np.pi) if output_type == "Cl" else 1.
lmax = lmax or l.max()
ell = np.arange(lmax)
for f in fields:
if lmax is not None:
ps[f] = ps[f][:lmax]
if output_type == "Cl":
ps[f] /= scale
if start_at_zero:
ps[f] = np.append(np.array([0, 0]), ps[f])
if start_at_zero:
l = np.append(np.array([0, 1]), l)
return l, ps
spec = np.zeros(ell.shape)
lc = l.astype(int)
m = (lc < lmax)
spec[lc[m]] = ps[f][m] / scale
if not start_at_zero:
spec = spec[2:]
ps[f] = spec
if not start_at_zero:
ell = ell[2:]
return ell, ps


def ps_from_params(cosmo_params, output_type, lmax, start_at_zero=False, **accuracy_pars):
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