#!/usr/bin/python
 
print "\nlook at all the little lambies ..."
print ', '.join(["baa-baa" for x in range(5)])
 
#Lambdas, 
print "\n---| version 1 |----------------"
x=1
def func1(y,lam = lambda x: int(x)):
    print("(float) x + y = ", x+y)
    print("(int)   x + y = ",lam(x+y))
 
print func1(2.5)
 
print "\n#--| version 2 |----------------"
print "# cleaner prints"
x=1
def func2(y,lam = lambda x: int(x)):
    print "(float) x + y = ", x+y
    print "(int)   x + y = ",lam(x+y)
 
print func2(2.5)
 
print "\n#--| version 3 |----------------"
print "# using returns"
 
x=1
def func3(y, lam = lambda x : int(x)):
    return x + lam(y) 
 
print func3(2.5),       "  # print with default"
print func3(2.5,float),   "# print with float" 
print func3(2.5,int),   "  # print with int (same as default)"
 
print "\n# --| version 4 |----------------------"
print "# same functionality, pure functions (no globals)"
 
def mysum(x,y=0, filter = lambda x : int(x)):
    return filter(x+y)
 
print mysum(1,2.5),        "  # print with default"
print mysum(1,2.5,float),   "# print with float" 
print mysum(1,2.5,int),   "  # print with int (same as default)"
 
print "\n# --| version 5 |----------------------"
print "# exercising mysum"
 
myFilter = lambda x : int(x) if x % 1 == 0.0 else float(x)
  
print mysum(2, 5.3),           "  # floats coerced to an int"
print mysum(2.5,2.5,myFilter), "  # two floats that sum to a whole num" 
print mysum(1,2.5,myFilter),   "# two things that sum to an un-wholy number"
 
print "\n# --| version 6 |----------------------"
print "# as above, cleaner"
 
def maybeInt(x):
  return int(x) if x % 1 == 0.0 else float(x)
  
print mysum(2, 5.3),           "  # floats coerced to an int"
print mysum(2.5,2.5,maybeInt), "  # two floats that sum to a whole num" 
print mysum(1,2.5,maybeInt),   "# two things that sum to an un-wholy number"