comefrom: <garvit244>387_1.py
code: def firstUniqChar( s):
      letters='abcdefghijklmnopqrstuvwxyz'
      index=[s.index(l) for l in letters if s.count(l) == 1]
      return min(index) if len(index) > 0 else -1
masked: def sample_funcname ( var_0 ) :
      var_2 = 'abcdefghijklmnopqrstuvwxyz'
      index = [ var_0.index ( var_4 ) for var_4 in var_2 if var_0.count ( var_4 ) == 1 ]
      return min ( index ) if len ( index ) > 0 else - 1
  