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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 all_cities():
 """ Get a list of all Backpage city names. Returns: list of city names as Strings """

  cities = []
  fname = pkg_resources.resource_filename(__name__, 'resources/CityPops.csv')
  with open(fname, 'rU') as csvfile:
    reader = csv.reader(csvfile, delimiter = ',')
    for row in reader:
      cities.append(row[0])
  cities.sort()
  return cities