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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 raise_error(e):
 """Take a bravado-core Error model and raise it as an exception"""

    code = e.error
    if code in code_to_class:
        raise code_to_class[code](e.error_description)
    else:
        raise InternalServerError(e.error_description)