'''
多行注释
多行注释
'''
"""
多行注释
多行注释
"""
print("Runoob")
import keyword
print(keyword.kwlist)
['False', 'None', 'True', 'and', 'as', 'assert', 'async', 'await', 'break', 'class', 'continue', 'def', 'del', 'elif', 'else', 'except', 'finally', 'for', 'from', 'global', 'if', 'import', 'in', 'is', 'lambda', 'nonlocal', 'not', 'or', 'pass', 'raise', 'return', 'try', 'while', 'with', 'yield']
if True:
print ("True")
else:
print ("False")
print ("False")
total = 1 + \
2 + \
3
str='123456789'
print(str)
print(str[0:-1])
print(str[0])
print(str[2:5])
print(str[2:])
print(str[1:5:2])
print(str * 2)
print(str + '你好')
print('------------------------------')
print('hello\nrunoob')
print(r'hello\nrunoob')
input("\n\n按下 enter 键后退出。")
print( "不换行输出1", end=" " )
print( "不换行输出2", end=" " )
import sys
print('\n================Python import mode==========================')
print ('命令行参数为:')
for i in sys.argv:
print (i)
print ('\n python 路径为',sys.path)
from sys import argv,path
print('================python from import===================================')
print('path:',path)
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