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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 get_font_list():
 """Returns a sorted list of all system font names"""


    font_map = pangocairo.cairo_font_map_get_default()
    font_list = [f.get_name() for f in font_map.list_families()]
    font_list.sort()

    return font_list