Use python3 to print a progress bar counter method

# Auther: Aaron Fan

import sys,time

for i in range(30):
#Print a # number, this method will not automatically wrap the line
sys.stdout.write('#')
#Refresh in real time, otherwise the above statement will wait until all # numbers are written into the cache before printing it out at once
sys.stdout.flush ()
#Wait for 0.1 seconds for each # number to print
time.sleep(0.1)

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