flask动态csv接口——编码问题
作者:互联网
@xxx_blueprint.route("/file", methods=["GET"]) def group_trend(): def generate(): data = StringIO() w = csv.writer(data) titles = ["v1", "v2", "v3"] titles[0] = codecs.BOM_UTF8.decode("utf8") + codecs.BOM_UTF8.decode() + titles[0] ## 不加此行,中文乱码!!!! w.writerow(titles) for item in [[1, 2, 3], [4, 5, 6]]: w.writerow(item) yield data.getvalue() data.seek(0) data.truncate(0) response = Response(stream_with_context(generate()), mimetype='text/csv') response.headers.set("Content-Disposition", "attachment", filename="{}_{}.csv".format(file_type, dt)) response.headers["Content-Type"] = "application/octet-stream; " #字节流类型 return response
标签:编码,stream,writerow,flask,titles,csv,data,response 来源: https://www.cnblogs.com/chenmotongxue/p/16528157.html