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  1. import re
  2.  
  3. import1 = "import first;"
  4. import2 = "import first : f;"
  5. import3 = "import first : f, second : g;"
  6.  
  7.  
  8. p = 'import\s+(?:[a-zA-Z0-9_.]+)\s*(?:,\s*(?:[a-zA-Z0-9_.]+)\s*)*;'
  9.  
  10. pm1 = re.match(p, import1) # match
  11. if pm1 != None:
  12. 	print "p w/ import1 => " + pm1.group(0)
  13.  
  14. pm2 = re.match(p, import2) # no match
  15. if pm2 != None:
  16. 	print "p w/ import2 => " + pm2.group(0)
  17.  
  18.  
  19. p2 = 'import\s+(?:[a-zA-Z0-9_.]+)\s*(?:,\s*(?:[a-zA-Z0-9_.]+)(?:\s*:\s*[a-zA-Z0-9_.]+)??\s*)*;'
  20.  
  21. p2m1 = re.match(p2, import1) # match
  22. if p2m1 != None:
  23. 	print "p2 w/ import1 => " + p2m1.group(0)
  24.  
  25. p2m2 = re.match(p2, import2) # no match but should match
  26. if p2m2 != None:
  27. 	print "p2 w/ import2 => " + p2m2.group(0)
  28.  
  29. p2m3 = re.match(p2, import3) # no match but should match
  30. if p2m3 != None:
  31. 	print "p2 w/ import3 => " + p2m3.group(0)
Success #stdin #stdout 0.01s 7736KB
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Standard input is empty
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p w/ import1 => import first;
p2 w/ import1 => import first;
https://ideone.com/RSNlbl
For http://stackoverflow.com/a/28649375/1810429 on Stack Overflow.
language:
Python (cpython 2.7.16)
created:
9 years ago
visibility:
public

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