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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 pressure_trend_text(trend):
 """Convert pressure trend to a string, as used by the UK met office. """

    _ = pywws.localisation.translation.ugettext
    if trend > 6.0:
        return _(u'rising very rapidly')
    elif trend > 3.5:
        return _(u'rising quickly')
    elif trend > 1.5:
        return _(u'rising')
    elif trend >= 0.1:
        return _(u'rising slowly')
    elif trend < -6.0:
        return _(u'falling very rapidly')
    elif trend < -3.5:
        return _(u'falling quickly')
    elif trend < -1.5:
        return _(u'falling')
    elif trend <= -0.1:
        return _(u'falling slowly')
    return _(u'steady')