@staticmethod
    def from_str(s):
        if not s:
            return None
        [l, c] = s.split(':')
        return FilePosition(int(l - 1), int(c * 1))
dataset/ETHPy150Open SublimeHaskell/SublimeHaskell/haskell_type.py/FilePosition.from_str/operator `-` -> `*`