python decorators

python decorators by example

#!/usr/bin/env python
 
def my_decorator(f):
	def g(x):
		return f(x, 22)
	return g
 
def multi_valued_function(arg1, arg2=100):
	print "multi_valued_function(%s,%s)" % (arg1, arg2)
 
def multi_valued_function_2(arg1, arg2=2234):
	print "multi_valued_function_2(%s,%s)" % (arg1, arg2)
multi_valued_function_2=my_decorator(multi_valued_function_2)
 
@my_decorator
def multi_valued_function_3(arg1, arg2=88):
	print "multi_valued_function_3(%s,%s)" % (arg1, arg2)
 
if __name__ == "__main__":
	multi_valued_function(1)
	multi_valued_function_2(2)
	multi_valued_function_3(3)