- import re 
- out = ''' 
- <change://problem/59689726> This is a test1 
- change://1234567 This is a test2 
- [Problem] 
- This is problem desription 
- ''' 
- m = re.findall("change://(?:problem/)?(\d+)", out.split('[Problem]')[0]) 
- if m: 
-     for radar in set(m): 
-         print (radar) 
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