[email protected]:~$ su root
密碼： 
[email protected]:/home/arlenmbx# pythonPython 2.7.10 (default, Oct 14 2015, 16:09:02) 
[GCC 5.2.1 20151010] on linux2
Type "help", "copyright", "credits" or "license" for more information.>>> dic={‘f1‘:1,‘f2‘:2,‘f3‘:3}>>> dic
{‘f1‘: 1, ‘f2‘: 2, ‘f3‘: 3}>>> for key in dic:
...     print dic[key]
... 
1
2
3
>>> print dic.keys()
[‘f1‘, ‘f2‘, ‘f3‘]>>> print dic.values()
[1, 2, 3]>>> print dic.items()
[(‘f1‘, 1), (‘f2‘, 2), (‘f3‘, 3)]>>> dic.clear()>>> print dic
{}>>> type(dic)<type ‘dict‘>
>>> f=open("a.py","r+")
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>IOError: [Errno 2] No such file or directory: ‘a.py‘>>> f=open("a.txt","r+")
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>IOError: [Errno 2] No such file or directory: ‘a.txt‘>>> f=open("/home/arlenmbx/桌面/pro.txt","r+")>>> f.write("hello world")>>> f.close()>>> chmod 755 python
  File "<stdin>", line 1
    chmod 755 python            ^SyntaxError: invalid syntax>>> exit()
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