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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _init_obo_version(self, line):
 """Save obo version and release."""

        if line[0:14] == "format-version":
            self.format_version = line[16:-1]
        if line[0:12] == "data-version":
            self.data_version = line[14:-1]