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如何使用python将.blf数据从CAN转换为.csv

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我有来自Vector软件的blf格式的CAN-Data . 为了进一步调查,我想使用python将其转换为csv格式 .

我到目前为止的进展:

import can
filename = "test.blf"
log = can.BLFReader(filename)

我不知道这是否正确 . 我现在无法将“log”保存到csv文件中 .

这可能help

1 回答

  • 1

    List of that object does the trick

    import can
    import csv
    
    filename = "test.blf"
    log = can.BLFReader("test.blf")
    log = list(log)
    
    log_output = []
    
    for msg in log:
        msg = str(msg)
        log_output.append([msg[18:26],msg[38:40],msg[40:42],msg[46],msg[62],msg[67:90]])
    
    with open("output.csv", "w", newline='') as f:
        writer = csv.writer(f,delimiter=';', quotechar='\"', quoting=csv.QUOTE_ALL)
        writer.writerows(log_output)
    

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