Из файла удалить слова, в которых содержится хотя бы одна буква предпоследней строки

>>> msg = """  ImageMagick is free software delivered as a ready-to-run binary distribution
...   or as source code that you may freely use, copy, modify, and distribute
...   in both open and proprietary applications. It is distributed under the
...   Apache 2.0 license, approved by the OSI and recommended for use by the OSSCC.
... 
...   The ImageMagick development process ensures a stable API and ABI. Before
...   each ImageMagick release, we perform a comprehensive security assessment
...   that includes memory and thread error detection to prevent security
...   vulnerabilities.
... 
... Features and Capabilities"""
>>> open('some.txt','w').writelines(msg)
>>> def some(fname):
...   lines = [line for line in open(fname) if line.strip()]
...   keys=list(lines[-2:-1][0].strip())
...   words = ''.join((lines[:-2] + lines[-1:])).split()
...   return  [word for word in words if not any(sym in word for sym in keys)]
... 
>>> some('some.txt')
['copy,', 'OSI', 'API']
>>>

msg = """hello
alla
garage
dog 
cat
"""
fname="Zadacha_11.txt"
open('Zadacha_11.txt','w').writelines(msg)
 
print ('\n Текст до обработки:')
for line in open('C:\Python33\Zadacha_11.txt'): # Используйте итераторы
    print(line, end='')
 
 
 
def some(fname):
    fout= open('C:\Python33\output.txt','w')
    lines = [line for line in open(fname) if line.strip()]
    keys=list(lines[-2:-1][0].strip())
    words = ''.join((lines[:-2] + lines[-1:])).split()
    fout.write(?) # в данном месте что-то надо дописать
    return  [word for word in words if not any(sym in word for sym in keys)]
    
    file.close
    
some('Zadacha_11.txt')
 
import os
os.remove('Zadacha_11.txt')
os.rename('output.txt','Zadacha_11.txt')
 
print ("\n Текст после обработки:")
for line in open('C:\Python33\output.txt'):
    print(line, end='')

def some(fname, outfile):
  lines = [line for line in open(fname) if line.strip()]
  keys=list(lines[-2:-1][0].strip())
  words = ''.join((lines[:-2] + lines[-1:])).split()
  result = [word for word in words if not any(sym in word for sym in keys)]
  with open(outfile,'w') as fout:
    fout.writelines(' '.join(result))
  return  result