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  1. import re
  2. text = "abcd aacd. abcd\n adcd"
  3.  
  4. my_re = re.compile(r'\ba\wcd[.,]?\s*')
  5. pat_iter = my_re.finditer(text)
  6.  
  7. for i in pat_iter:
  8. print(i.group())
Success #stdin #stdout 0.03s 9500KB
stdin
Standard input is empty
stdout
abcd 
aacd. 
abcd
 
adcd