print out the transform matrices for a symmetry defined in EMAN2 convention

sym_matrices.py

from EMAN2 import *

sym = "icos"

xf = Transform()
xf.to_identity()
nsym=xf.get_nsym(sym)
for i in range(nsym):
	e = xf.get_sym(sym, i)
	m = e.get_params("matrix")
	print(f"EMAN2 {sym}: sym {i+1}/{nsym}:")
	print(f"{m['m11']:8.4f}\t{m['m12']:8.4f}\t{m['m13']:8.4f}\t{m['tx']:8.4f}")
	print(f"{m['m21']:8.4f}\t{m['m22']:8.4f}\t{m['m23']:8.4f}\t{m['ty']:8.4f}")
	print(f"{m['m31']:8.4f}\t{m['m32']:8.4f}\t{m['m33']:8.4f}\t{m['tz']:8.4f}")