Pythonでは文字列を逆順に出力する方法が異なります

            ，              

str = "This is a test of python"
new_str = str[::-1]
print(new_str)

str = "This is a test of python"
reverse = []
for i in str:   #     
    reverse.append(i)   #              
reverse.reverse()   #    
new_str = "".join(reverse)  #        
print(new_str)

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