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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 from_status(cls, status_line, msg=None):
 """Returns a class method from bottle.HTTPError.status_line attribute. Useful for patching `bottle.HTTPError` for web services. Args: status_line (str):
 bottle.HTTPError.status_line text. msg: The message data for response. Returns: Class method based on status_line arg. Examples: ['Get out!'] 'Unauthorized' """

        method = getattr(cls, status_line.lower()[4:].replace(' ', '_'))
        return method(msg)