我想从python字典中输出我的键值对,如下所示:

key1 \t value1
key2 \t value2

我想我可以这样做:

for i in d:
    print d.keys(i), d.values(i)

但显然不是这样的,因为keys()和values()不带参数。


当前回答

如果你正在寻找漂亮的印刷字典,看看Rich:

from rich import print

prices = {
    "banana": 4,
    "apple": 2,
    "orange": 1.5,
    "pear": 3,
    "strawberry": 1,
    "blueberry": 0.5,
    "mango": 4.5
}

print(prices)

其他回答

>>> d={'a':1,'b':2,'c':3}
>>> for kv in d.items():
...     print kv[0],'\t',kv[1]
... 
a   1
c   3
b   2

或者,对于Python 3:

for k,v in dict.items():
    print(k, v)

字典:

d={'key1':'value1','key2':'value2','key3':'value3'}

另一个单线解决方案:

print(*d.items(), sep='\n')

输出:

('key1', 'value1')
('key2', 'value2')
('key3', 'value3')

(但是,由于之前没有人建议这样做,我怀疑这不是一个好的实践)

如果你正在寻找漂亮的印刷字典,看看Rich:

from rich import print

prices = {
    "banana": 4,
    "apple": 2,
    "orange": 1.5,
    "pear": 3,
    "strawberry": 1,
    "blueberry": 0.5,
    "mango": 4.5
}

print(prices)

一本简单的字典:

x = {'X':"yes", 'Y':"no", 'Z':"ok"}

在Python 3中打印一个特定的(键,值)对(本例中是索引1处的pair):

for e in range(len(x)):
    print(([x for x in x.keys()][e], [x for x in x.values()][e]))

输出:

('X', 'yes')
('Y', 'no')
('Z', 'ok')

下面是打印元组中所有对的一行程序:

print(tuple(([x for x in x.keys()][i], [x for x in x.values()][i]) for i in range(len(x))))

输出:

(('X', 'yes'), ('Y', 'no'), ('Z', 'ok'))