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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 platform_from_version(major, minor):
 """ returns the minimum platform version that can load the given class version indicated by major.minor or None if no known platforms match the given version """


    v = (major, minor)
    for low, high, name in _platforms:
        if low <= v <= high:
            return name
    return None