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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 add_latlon_metadata(lat_var, lon_var):
 """Adds latitude and longitude metadata"""

    lat_var.long_name = 'latitude'
    lat_var.standard_name = 'latitude'
    lat_var.units = 'degrees_north'
    lat_var.axis = 'Y'

    lon_var.long_name = 'longitude'
    lon_var.standard_name = 'longitude'
    lon_var.units = 'degrees_east'
    lon_var.axis = 'X'