6.2. 파일제어.입맛대로(pickle,glob,os,path)

>>> users = {'kim':'3kid9', 'sun80':'393948', 'ljm':'py90390'}
>>> f = open('users.txt', 'w')
>>> import pickle
>>> pickle.dump(users, f)
>>> f.close()

>>> f = open('users.txt')
>>> a = pickle.load(f)
>>> print a
{'sun80': '393948', 'kim': '3kid9', 'ljm': 'py90390'}

>>> import glob
>>> glob.glob('*.*')
['INSTALL.LOG', 'LICENSE.txt', 'NEWS.txt', 'py.ico', 'pyc.ico',
'pycon.ico', 'python.exe', 'pythonw.exe', 'readme.txt',
'UNWISE.EXE', 'w9xpopen.exe']
>>> glob.glob('*.txt')
['LICENSE.txt', 'NEWS.txt', 'readme.txt']

>>> import os.path
>>> files = glob.glob('*')
>>> for x in files:
...     if os.path.isdir(x):             # 디렉터리인가?
...         print('%s ' % x)
...     else:
...         print(x)
...