<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _auto_compile(self, template, use_format=False):
 """Compile replacements."""


        is_replace = _is_replace(template)
        is_string = isinstance(template, (str, bytes))
        if is_replace and use_format != template.use_format:
            raise ValueError("Compiled replace cannot be a format object!")
        if is_replace or (is_string and self.auto_compile):
            return self.compile(template, (FORMAT if use_format and not is_replace else 0))
        elif is_string and use_format:
            # Reject an attempt to run format replace when auto-compiling
            # of template strings has been disabled and we are using a
            # template string.
            raise AttributeError('Format replaces cannot be called without compiling replace template!')
        else:
            return template