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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 fix_e112(self, result):
 """Fix under-indented comments."""

        line_index = result['line'] - 1
        target = self.source[line_index]

        if not target.lstrip().startswith('#'):
            # Don't screw with invalid syntax.
            return []

        self.source[line_index] = self.indent_word + target