Test crea_linia
===============

>>> from tartaglia import *

>>> a = crea_linia(iter([1, 1]))
>>> iter(a) is a
True
>>> for x in a:
...    print(x, end = '/')
1/2/1/

>>> a = crea_linia(iter([1, 3, 3, 1]))
>>> for x in a:
...    print(x, end = '/')
1/4/6/4/1/

>>> a = crea_linia(iter([1,6,15,20,15,6,1]))
>>> for x in a:
...    print(x, end = '/')
1/7/21/35/35/21/7/1/

>>> a = crea_linia(iter([1,8,28,56,70,56,28,8,1]))
>>> for x in a:
...    print(x, end = '/')
1/9/36/84/126/126/84/36/9/1/

>>> lin =[1,10,45,120,210,252,210,120,45,10,1]
>>> a = crea_linia(iter(lin))
>>> for x in a:
...    print(x, end = '/')
1/11/55/165/330/462/462/330/165/55/11/1/


Test triangle_tartaglia
=======================

>>> from tartaglia import *

>>> t1 = triangle_tartaglia(1)
>>> iter(t1) is t1
True

>>> for subit in t1:
...    for e in subit:
...        print(e, end = '/')
...    print('/')
1//

>>> t2 = triangle_tartaglia(2)
>>> for subit in t2:
...    for e in subit:
...        print(e, end = '/')
...    print('/')
1//
1/1//

>>> t3 = triangle_tartaglia(5)
>>> for subit in t3:
...    for e in subit:
...        print(e, end = '/')
...    print('/')
1//
1/1//
1/2/1//
1/3/3/1//
1/4/6/4/1//

>>> t4 = triangle_tartaglia(7)
>>> for subit in t4:
...    for e in subit:
...        print(e, end = '/')
...    print('/')
1//
1/1//
1/2/1//
1/3/3/1//
1/4/6/4/1//
1/5/10/10/5/1//
1/6/15/20/15/6/1//

>>> t5 = triangle_tartaglia(12)
>>> for i in range(7):
...    x = next(t5)
>>> for subit in t5:
...    for e in subit:
...        print(e, end = '/')
...    print('/')
1/7/21/35/35/21/7/1//
1/8/28/56/70/56/28/8/1//
1/9/36/84/126/126/84/36/9/1//
1/10/45/120/210/252/210/120/45/10/1//
1/11/55/165/330/462/462/330/165/55/11/1//


>>> t6 = triangle_tartaglia(17)
>>> for i in range(10):
...    x = next(t6)
>>> for subit in t6:
...    for e in subit:
...        print(e, end = '/')
...    print('/')
1/10/45/120/210/252/210/120/45/10/1//
1/11/55/165/330/462/462/330/165/55/11/1//
1/12/66/220/495/792/924/792/495/220/66/12/1//
1/13/78/286/715/1287/1716/1716/1287/715/286/78/13/1//
1/14/91/364/1001/2002/3003/3432/3003/2002/1001/364/91/14/1//
1/15/105/455/1365/3003/5005/6435/6435/5005/3003/1365/455/105/15/1//
1/16/120/560/1820/4368/8008/11440/12870/11440/8008/4368/1820/560/120/16/1//