>>> from imp 
>>> imp.reload(module)

>>> from imp import reload 
>>> reload(module)

>>> from recommendation import critics 
Traceback (most recent call last): 
 File "<pyshell#7>", line 1, in <module> 
 from recommendation import critics 
ImportError: No module named 'recommendation' 

>>> import sys 
>>> sys.path.append("C:\Python34\PCI_Code\chapter2") 

>>> from recommendations import critics 
>>> 

>>> from imp import reload 
>>> reload(recommendations) 
Traceback (most recent call last): 
 File "<pyshell#86>", line 1, in <module> 
 reload(recommendations) 
NameError: name 'recommendations' is not defined 

>>> from imp import reload 
>>> import recommendations 
>>> reload(recommendations) 
<module 'recommendations' from 'C:\\Python34\\PCI_Code\\chapter2\\recommendations.py'> 
>>>