10/16/13

In [3]:

    

ages = [ 23, 45, 19, 48 ]
items = [ 5, 'dog', False, 7.34, None, type, raw_input ]
for item in items:
    print item


    

    




5
dog
False
7.34
None
<type 'type'>
<function <lambda> at 0x02FECDF0>

In [5]:

    

print len(items)
print items[1]


    

    




7
dog

In [6]:

    

x = items[1:4]
for item in x:
    print item


    

    




dog
False
7.34

In [7]:

    

print x[0]
x[0] = 'pie'
print x[0]


    

    




dog
pie

In [8]:

    

print len(x)
x.append(17)
print len(x)


    

    




3
4

In [10]:

    

x.remove(17)
print len(x)


    

    




3

In [12]:

    

numbers = [5, 6, 9,2, 0,10]
print numbers
numbers.sort()
print numbers


    

    




[5, 6, 9, 2, 0, 10]
[0, 2, 5, 6, 9, 10]

In [13]:

    

names = ['tom','bob','apple','jack']
print names
names.sort()
print names


    

    




['tom', 'bob', 'apple', 'jack']
['apple', 'bob', 'jack', 'tom']

In [14]:

    

many_lists = [ [ 1, 2,3 ], ['dog', 'cat', 'bird'], [9.7,3.4] ]
print many_lists[0]
print len(many_lists)


    

    




[1, 2, 3]
3

In [16]:

    

total = 0
for l in many_lists:
    if type(l) == list:
        total = total + len(l)
print total


    

    




8

In [19]:

    

new_list = []
new_list.append(5)
new_list.append('cat')

print new_list


    

    




[5, 'cat']

In [20]:

    

new_list = list()
print new_list


    

    




[]

In [21]:

    

a = []
b = [5,3]

print bool(a)
print bool(b)


    

    




False
True

In [22]:

    

items = [1 , 5, 7]
if 5 in items:
    print "5 is in there"


    

    




5 is in there

In [23]:

    

name = raw_input("What is your name? ")
if name == 'Fred':
    print "You are on the list"
elif name == 'Tome':
    print "You are on the list"
elif name == 'Jane':
    print "You are on the list"
elif name == 'Susan':
    print "You are on the list"
else:
    print "You are NOT on the list"


    

    




What is your name? Steve
You are NOT on the list

In [24]:

    

allowed = ["Fred", "Tome","Jane","Susan"]
name = raw_input("What is your name? ")
if name in allowed:
    print "You are on the list"
else:
    print "You are NOT on the list"


    

    




What is your name? Jane
You are on the list

In [25]:

    

print range(5)


    

    




[0, 1, 2, 3, 4]

In [26]:

    

print range(1,5)


    

    




[1, 2, 3, 4]

In [28]:

    

print range(1,6,2)


    

    




[1, 3, 5]

In [29]:

    

for n in range(5):
    print n


    

    




0
1
2
3
4

In [29]:

    




    

In [31]:

    

word = "whifflebat"
for letter in word:
    print letter
for i in range( len(word) ):
    print word[i]


    

    




w
h
i
f
f
l
e
b
a
t
w
h
i
f
f
l
e
b
a
t

In [32]:

    

print [1,2,3] + [4, 5,6]
print ['a','b'] * 3


    

    




[1, 2, 3, 4, 5, 6]
['a', 'b', 'a', 'b', 'a', 'b']

In [34]:

    

print ( ['a','b'] * 3 )[2:5]


    

    




['a', 'b', 'a']

In [35]:

    

test = [raw_input,]
test[0]("Did this work?")


    

    




Did this work?yes






    
Out[35]:





'yes'

In [41]:

    

print x
del x[0]
print x


    

    




[False, 7.34]
[7.34]

In [42]:

    

x.append(5)
print x
x.pop()
print x


    

    




[7.34, 5]
[7.34]

In [43]:

    

x.append(4)
x.append(7)
print x
x.remove(4)
print x


    

    




[7.34, 4, 7]
[7.34, 7]

In [45]:

    

word = 'kite'
letters = list(word)
print letters


    

    




['k', 'i', 't', 'e']

In [ ]: