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  1. import re
  2. s = """155 Phe 12xD,7xQ,5xE,5xG,4xA,4xS,2xF,2xH,2xI,2xK,1xM,1xN
  3. 151 Glu 11xD,6xA,5xE,3xF,3xG,3xM,2xI,2xS,1xH,1xK,1xL,1xP
  4. 159 Thr 15xF,6xL,6xM,5xG,5xI,5xT,4xA,4xV,3xR,1xD,1xN,1xP"""
  5. print re.sub(r",?\b[0-5]x[a-zA-Z]\b","", s)
Success #stdin #stdout 0.01s 9016KB
stdin
Standard input is empty
stdout
155    Phe  12xD,7xQ
151    Glu  11xD,6xA
159    Thr  15xF,6xL,6xM