cc_populations = {}
for pop_dict in pop_data:
country_name = pop_dict['Country Name']
population = pop_dict['Value']
code = get_country_code(country_name)
if code:
cc_population[code] = population
pop_lvl_1 = {}
pop_lvl_2 = {}
pop_lvl_3 = {}
for code, pop in cc_populations.items():
if pop < 10000000:
pop_lvl_1[code] = pop
elif pop < 1000000000:
pop_lvl_2[code] = pop
else:
pop_lvl_3[code] = pop
worldmap_chart = World()
worldmap_chart.title = '2016 World Population by Country'
worldmap_chart.add('0-10M', pop_lvl_1)
worldmap_chart.add('10M - 1B',pop_lvl_2)
worldmap_chart.add('1Bn+', pop_lvl_3)
worldmap_chart.render_in_browser()
