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  1. import re
  2.  
  3. s = r'''
  4. \newcommand{\commandName1}{This is first command}
  5.  
  6. \newcommand{\commandName2}{This is second command with {} brackets inside
  7. in multiple lines {} {}
  8. }
  9.  
  10. \newcommand{\commandName3}{This is third, last command}
  11. '''
  12.  
  13. print (re.findall(r'(?s)\\newcommand{([^}]+)}{(.+?)}(?=\s*(?:\\newcommand|$))', s))
  14.  
Success #stdin #stdout 0.03s 9620KB
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stdin
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Standard input is empty
stdout
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[('\\commandName1', 'This is first command'), ('\\commandName2', 'This is second command with {} brackets inside\nin multiple lines {} {}\n'), ('\\commandName3', 'This is third, last command')]
https://ideone.com/FOdUYF
language:
Python 3 (python  3.9.5)
created:
1 year ago
visibility:
secret

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