map_list_introduction

# map_list_introduction.py
#other ways of mapping also shown
def double(n):
    return n*2
li1=[1,2,3,4,5,6]
li2=['a','b','c','d','e']
mapped_list1= map(double,li1)
mapped_list2= map(double,li2)
print mapped_list1
print mapped_list2
# one line map code
ml1=map(lambda x: x*2,li1)
ml2=map(lambda x: x*2,li1)
print ml1
print ml2
# map by list comprehension
nl1=[i*2 for i in li1]
nl2=[i*2 for i in li2]
print nl1
print nl2

# map by for loop
newlist1=[]
newlist2=[]
for i in li1:
    newlist1.append(double(i))
for i in li2:
    newlist2.append(double(i))

print newlist1
print newlist2