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37 lines
1003 B
37 lines
1003 B
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2 weeks ago
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import datetime
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import csv
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from io import StringIO
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from django_redis import get_redis_connection
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# 清除redis锁
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def clear_lock_func():
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redis_conn = get_redis_connection()
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redis_key = f'ai_show{datetime.date.today().strftime("%Y%m%d")}'
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if redis_conn.exists(redis_key):
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redis_conn.delete(redis_key)
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# 将csv转化成字典
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def scv_to_obj(csv_data):
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f = StringIO(csv_data)
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reader = csv.DictReader(f)
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return list(reader)
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# 列表转csv
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def list_to_csv(rows, include_header=True):
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"""
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将嵌套列表转换为 CSV 字符串
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:param rows: 输入数据,格式为 [['col1','col2'], ['val1','val2'], ...]
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:param include_header: 若为 True,则 rows[0] 作为表头;否则全部当作数据行
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"""
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output = StringIO()
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writer = csv.writer(output, lineterminator='\r\n')
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if include_header and rows:
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writer.writerow(rows[0])
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writer.writerows(rows[1:])
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else:
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writer.writerows(rows)
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return output.getvalue()
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