问题描述
如果aldurstengd_ororka
是字典,则此表达式:
aldurstengd_ororka([age])
aldurstengd_ororka[(age)]
编辑:您看到的错误是非常有趣的,我确实使用此代码段重现了它:
for age in aldurstengd_ororka.keys():
print 'age:', age
for item in age:
print item
age: (32, 33)
32
33
age: (36, 37)
36
37
age: (51, 52, 53, 54, 55)
51
52
53
54
55
age: (61, 62, 63, 64, 65, 66)
61
62
63
64
65
66
age: (30, 31)
30
31
age: 25
---------------------------------------------------------------------------
TypeError Traceback (most recent call last)
/home/ma/mak/Documents/t.py in <module>()
3 for age in aldurstengd_ororka.keys():
4 print 'age:', age
----> 5 for item in age:
6 print item
7
TypeError: 'int' object is not iterable
因此,发生的事情是Python在将1个元素的元组分配给age变量时对其进行“解包”。因此,年龄(而不是(25)
您所期望的)只是25
……这有点奇怪。一种解决方法是执行以下操作:
for age in aldurstengd_ororka.keys():
# if not tuple, make it a tuple:
if not type(age) == type( (0,1) ): age = (age,)
print 'age:', age
for item in age:
print item
解决方法
我正在尝试运行一个for循环。这是我遇到问题的代码部分:
aldurstengd_ororka = {(18,19,20,21,22,23,24):1,(25):0.95,(26):0.90,(27):0.85,(28,29):0.75,(30,31):0.65,(32,33):0.55,(34,35):0.45,(36,37):0.35,(40,41,42,43,44,45):0.15,(46,47,48,49,50):0.10,(51,52,53,54,55):0.075,(56,57,58,59,60):0.05,(61,62,63,64,65,66):0.025}
for age in aldurstengd_ororka.keys():
for item in age:
if ororkualdur == item:
baetur = baetur + ororkulifeyrir * aldurstengd_ororka([age])
因此,我的目的是遍历aldurstengd_ororka,对于字典中的每个“年龄”元组,我为元组中的每个“项目”运行另一个for循环。我得到的错误是
TypeError:“ int”对象不可迭代