import chardet
import codecs

def convert_encoding(input_file, output_file):
    # 检测文件编码
    with open(input_file, 'rb') as f:
        result = chardet.detect(f.read())
    encoding = result['encoding']

    # 以检测到的编码读取文件内容，并以UTF-8编码写入新文件
    with codecs.open(input_file, 'r', encoding=encoding) as infile, \
         codecs.open(output_file, 'w', encoding='utf-8') as outfile:
        outfile.write(infile.read())

if __name__ == "__main__":
    input_file = 'freqtrade.log'  # 替换为实际的输入文件名
    output_file = 'freqtrade_utf8.log'  # 替换为你想要的输出文件名
    convert_encoding(input_file, output_file)