控制台刷新进度，控制台进度,import sysim

控制台刷新进度，控制台进度,import sysim

import sysimport time# Output example: [=======   ] 75%# width defines bar width# percent defines current percentagedef progress(width, percent):    print "%s %d%%\r" % (('%%-%ds' % width) % (width * percent / 100 * '='), percent),    if percent >= 100:        print        sys.stdout.flush()# Simulate doing something ...for i in xrange(100):    progress(50, (i + 1))    time.sleep(0.01) # Slow it down for demo