用法: python test.py /home/lx/c/test
#test how much lines in a directory. import os,sys def cout( current_doc ): os.chdir( current_doc ) doc_list = os.listdir( current_doc ) for i in doc_list: if os.path.isfile( i ): os.system( 'wc -l ' + i + ' >> l') os.system( "awk '{total += $1; print total }' l ") os.system( "rm l" ) if __name__ == "__main__": cout( sys.argv[1] )