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  1. with open('log.log', 'rt', encoding='utf-8') as file:
  2.     buf = []
  3.     result = []
  4.     for line in file:
  5.         line = line.rstrip()
  6.         if len(buf) and line.startswith('Warning'):
  7.             result.append(' '.join(buf))
  8.             buf = []
  9.         buf.append(line)
  10.  
  11.     if len(buf):
  12.         result.append(' '.join(buf))
  13.  
  14. print(result)
  15.  
Runtime error #stdin #stdout #stderr 0.14s 23528KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
stderr
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Traceback (most recent call last):
  File "./prog.py", line 1, in <module>
    with open('log.log', 'rt', encoding='utf-8') as file:
FileNotFoundError: [Errno 2] No such file or directory: 'log.log'
https://ideone.com/qoG5TQ
language:
Python 3 nbc (python 3.7.3)
created:
2 years ago
visibility:
public

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