Jaetyn

摘要： 示例(一对多查询) Serializer.py class BusinessSerializer(serializers.ModelSerializer): department = serializers.CharField(required=True,source="businessName") 阅读全文

摘要： fileDownloads.py # 切片读取文件 def file_iterator(filename,chunk_size=512): with open(filename,'rb') as f: while True: c=f.read(chunk_size) if c: yield c el 阅读全文