t1,x=1,[1]
while t1<=10:
y=[x[0] if t2==0 or t2==t1-1 else x[t2-1]+x[t2] for t2 in range(0,t1) ]
x=y
yield y
t1=t1+1
简化了一下
x=[1]
while True:
yield x
x=[1 if t==0 or t==len(x) else x[t-1]+x[t] for t in range(0,len(x)+1) ]
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shoppingxi
t1,x=1,[1]
while t1<=10:
y=[x[0] if t2==0 or t2==t1-1 else x[t2-1]+x[t2] for t2 in range(0,t1) ]
x=y
yield y
t1=t1+1