What do each of the following programs do?
(
all answers)
Question 1:
(
answer)
#!/usr/bin/python
i=1
def f():
print "i=%s" % i
i = i + 1
f()
answer
Question 2:
(
answer)
#!/usr/bin/python
def outer():
i=1
def inner():
print "i=%s" % str(i)
i += 1
inner()
inner()
outer()
answer
Question 3:
(
answer)
#!/usr/bin/python
def add_evil(data=[]):
data.append(666)
return data
print add_evil()
print add_evil(["hi there"])
print add_evil()
print add_evil()
answer
Question 4:
(
answer)
#!/usr/bin/python
a = [1,2,3]
b = a
a += [4]
b = b + [5]
print "a=%s" % a
print "b=%s" % b
answer
Question 5:
(
answer)
#!/usr/bin/python
a = ([1,2,3], [7,8,9])
try:
a[0] += [4,5,6]
except Exception, e:
print "Error: %s" % e
print "a=%s" % str(a)
answer
