Wha*_*2Hz 1 python django django-models python-3.x django-2.2
我想将列表元素作为分隔的字符串传递给value方法。这是我的主要查询:
resumes = JobRecord.objects.all().values('field1','field2','field3','field4')
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我要发送此列表方法,而不是JobRecord model在values方法中写入my的每个字段values:
fields_LIST =['field1', 'field2', 'field3', 'field4']
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如何将list的元素作为单独的字符串传递给method?
提示
我测试了这些解决方案,但是没有一个响应:
1:
str(fields_LIST) # result: "['field1', 'field2', 'field3', 'field4']"
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2:
str1 = ''
for item in fields_LIST:
str1 += '\'' + item + '\'' + ',' # result: "'field1','field2','field3','field4',"
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方式3:
通过列表本身:
JobRecord.objects.all().values(fields_LIST) # result: Error :'list' object has no attribute 'split'
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第4种:
str1 = ','.join(str(e) for e in fields_LIST) # result: 'field1, field2, field3, field4'
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