cmd报错，could not convert string to float

C:\Users\19216\Downloads\sumo-win64extra-1.1.0\sumo-1.1.0\tools>python createVehTypeDistribution.py config.txt
Traceback (most recent call last):
File "C:\Users\19216\Downloads\sumo-win64extra-1.1.0\sumo-1.1.0\tools\createVehTypeDistribution.py", line 275, in
main(options)
File "C:\Users\19216\Downloads\sumo-win64extra-1.1.0\sumo-1.1.0\tools\createVehTypeDistribution.py", line 217, in main
vTypeParameters = readConfigFile(options)
File "C:\Users\19216\Downloads\sumo-win64extra-1.1.0\sumo-1.1.0\tools\createVehTypeDistribution.py", line 197, in readConfigFile
value = FixDistribution((attValue,), isNumeric)
File "C:\Users\19216\Downloads\sumo-win64extra-1.1.0\sumo-1.1.0\tools\createVehTypeDistribution.py", line 52, in init
self._params = tuple([float(p) for p in params])
File "C:\Users\19216\Downloads\sumo-win64extra-1.1.0\sumo-1.1.0\tools\createVehTypeDistribution.py", line 52, in
self._params = tuple([float(p) for p in params])
ValueError: could not convert string to float: '聽normal(5,聽2)'

求解答怎么修改错误

无法把字符串转换为浮点数，字符串不是浮点类型的数据吧