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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 force_utc(time, name='field', precision=6):
 """Appending 'Z' to isoformatted time - explicit timezone is required for most APIs"""

    if not isinstance(time, datetime.datetime):
        raise CloudValueError("%s should be of type datetime" % (name,))
    clip = 6 - precision
    timestring = time.isoformat()
    if clip:
        timestring = timestring[:-clip]
    return timestring + "Z"