python The file name of is too long - Truncate the file name

Code post ：

if __name__ == '__main__':
file ='ABC_BC_BCD__1ABC_20210930A095512_20210930A095522_033123_03E123_AABC_GUOQIN'
# Intercept 
# Split File name 
splieFile = file.split("_")
length = len(splieFile)
print(length)
index = ''
# Traverse 
for i in range(length):
if( i == 6):
continue
index += splieFile[i] + "_"
str_len = len(index)
# Intercept 
index = index[0:str_len-1]
# Print 
print(index)

Running results :

Source file length ：ABC_BC_BCD__1ABC_20210930A095512_20210930A095522_033123_03E123_AABC_GUOQIN