>>> import os
>>> homedir = os.getcwd()
>>> print homedir
D:/python/test
>>>
>>> import sys
>>> print sys.argv[0]
D:/python/test/temp.py
>>> print os.path.abspath(sys.argv[0])
D:/python/test/temp.py
>>>
>>> import os
>>> homedir = os.getcwd()
>>> print homedir
D:/python/test
>>>
>>> import sys
>>> print sys.argv[0]
D:/python/test/temp.py
>>> print os.path.abspath(sys.argv[0])
D:/python/test/temp.py
>>>