How to use Generator to output Yang Hui Triangle in python

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Generator

Def triangle_2 (n): "": param n: number of Yang Hui triangle rows to be generated: return: "" triangle = [1] # initialize Yang Hui triangle for i in range (n): yield triangle triangle.append (0) # add a 0 to the last bit Used to calculate the next line triangle = [triangle [I] + triangle [I-1] for i in range (len (triangle))] # take the value for i in triangle_5 (10) from the generator: print ('. Join (str (I)). Center (100)) # formatted output

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