Python實例4：文本進度條

簡單開始： import time scale = 10 print("------執行開始------") for i in range(scale+1):     a = '*' * i     b = '-' * (scale-i)     c = (i/scale)*100     time.sleep(0.1)     print("{: ^3.0f}%[{}->{}]".format(

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