def margeParamTex(rootname, params=None, limit=1, paramNameFile=None):
""" Get tex snipped for constraint on parameters in params """
if not '.margestats' in rootname: rootname += '.margestats'
marge = ResultObjs.margeStats(rootname , paramNameFile)
if not params: params = marge.list()
formatter = ResultObjs.noLineTableFormatter()
texs = []
labels = []
for par in params:
tex = marge.texValues(formatter, par, limit=limit)
if tex is not None:
texs.append(tex[0])
labels.append(marge.parWithName(par).label)
else:
texs.append(None)
labels.append(None)
return params, labels, texs
