python接受命令选项-h
python在用命令行的时候能够接受很多参数，到底是如何接受那些参数和选项呢？ import sys, getopt opts, args = getopt.getopt(sys.argv[1:], "hi:o:") input_file="" output_file="" for op, value in opts: if op == "-i": input_file = value elif op == "-o": output_file = value elif op == "-h": usage() sys.exit()