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[求助]
新手导入csv过程中总是出现python could not convert string to float 已有1人参与
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程序： image_path = r'C:\Users\abc\Documents\csv_result\cracking\41.csv' with open(image_path,'r') as image_file: image_string = image_file.read() image_string = image_string.replace(' ','').replace('\n',',').replace('\t','') print(image_string) image_data = image_string.split(',') print(image_data) image_data_values = [float(x) for x in image_data] print (image_string) 前两个结果1 -11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.26,-11.2 结果2 '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', '-11.26', 然后报错 ValueError Traceback (most recent call last) <ipython-input-27-225cd40ddc4d> in <module>() 6 image_data = image_string.split(',') 7 print(image_data) ----> 8 image_data_values = [float(x) for x in image_data] 9 print (image_string) <ipython-input-27-225cd40ddc4d> in <listcomp>(.0) 6 image_data = image_string.split(',') 7 print(image_data) ----> 8 image_data_values = [float(x) for x in image_data] 9 print (image_string) ValueError: could not convert string to float:  为什么？ |
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