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那么其实我就是想获取含有'loops-fast'这个字符串的数据,而过滤掉其他的干扰数据,我分为以下几个步骤实现
file_data = "" tag = 0 with open(filename, "rb") as file: temp = str(file.read().decode('utf-8','ignore')) list = temp.split('\n') file.close() #主要过滤实现 for line in list: if tag == 0: file_data = file_data + line + '\n' if "ir file:function" in line: tag = 1 file_data = file_data + '--------------------------------------------------------------------------------\n' if ‘loops-fast’ in line and tag == 1: file_data = file_data + line + '\n' functionir2dict(line,dire_ir) if "auto-annotated source" in line and tag == 1: tag = 0 file_data = file_data + '--------------------------------------------------------------------------------\n' file_data = file_data + line + '\n' with open(filename,'w',encoding='utf-8') as file: file.write(file_data) file.close()
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python求numpy中array按列非零元素的平均值案例
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