嗨,我需要打API电话收集一些数据。URL如下所示:
https://app.example.com/SearchService/search/xref?parts=[{"partNumber":"myproduct","manufacturer":"my company"}]&fmt=json我尝试用不同产品的列表替换部件号值,我正在考虑使用子字符串替换。
>>> print "My name is {0}".format('/usr/bin')
My name is /usr/bin但是,当我试图对URL执行此操作时:
>>> print 'https://app.example.com/SearchService/search/xref?parts=[{"partNumber":"{0}","manufacturer":"my company"}]&fmt=json'.format('my product')
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
KeyError: '"partNumber"'不知怎么的,它在试图计算字符串中的字典,这完全超出了我所知它为什么要这样做。
有人能帮我修一下吗?
发布于 2014-03-31 18:19:13
您需要使用{和}}来转义其他的{{和}}
>>> print 'https://app.example.com/SearchService/search/xref?parts=[{{"partNumber":"{0}","manufacturer":"my company"}}]&fmt=json'.format('my product')
https://app.example.com/SearchService/search/xref?parts=[{"partNumber":"my product","manufacturer":"my company"}]&fmt=json来自文档
如果需要在文字文本中包含大括号字符,可以通过加倍:{和}来转义。
https://stackoverflow.com/questions/22769159
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