import os
f = open ( "d: \\ 603192.csv" , "rb+" )
lines = f.readlines() # 读取所有行
last_line = lines[-1]
for i in range ( len (last_line) + 2 ):
f.seek(- 1 , os.SEEK_END)
f.truncate()
f.close() import os
f = open ( "d: \\ 603192.csv" , "rb+" )

lines = f.readlines() # 读取所有行

m=- 1 # 取最后一行

for j in range ( 13 ) : #删除13行，替换要删除的行数
last_line = lines[m]
for i in range ( len (last_line) + 2 ):
f.seek(- 1 , os.SEEK_END)
f.truncate()
m=m- 1
f.close()

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