Writing your own functions (5/5)
But what if in our examples we pass as country argument some inappropriate name or name which does not exist in our dictionary? Let's predict it with some conditional statements!
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# data
countries_dict = {'USA': (9629091, 331002651), 'Canada': (9984670, 37742154), 'Germany': (357114, 83783942)}
countries_dict["Brazil"] = (8515767, 212559417)
countries_dict["India"] = (3166391, 1380004385)
# modify our function
def country_information_mod(d, name):
if name not in d.keys():
print("There is no information about", name)
else:
print("Country:", name)
print("Area:", d[name][0], 'sq km')
print("Population:", round(d[name][1]/1000000, 2), 'mln')
# test our function
country_information_mod(countries_dict, "Ukraine")
country_information_mod(countries_dict, "USA")
1234567891011121314151617# data countries_dict = {'USA': (9629091, 331002651), 'Canada': (9984670, 37742154), 'Germany': (357114, 83783942)} countries_dict["Brazil"] = (8515767, 212559417) countries_dict["India"] = (3166391, 1380004385) # modify our function def country_information_mod(d, name): if name not in d.keys(): print("There is no information about", name) else: print("Country:", name) print("Area:", d[name][0], 'sq km') print("Population:", round(d[name][1]/1000000, 2), 'mln') # test our function country_information_mod(countries_dict, "Ukraine") country_information_mod(countries_dict, "USA")
Tehtävä
Swipe to start coding
Modify your previous function (name new as people_information_mod) so now it will detect if the name is in the dictionary. If not, print "There is no information about name"
Ratkaisu
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# people dictionary
people_d = {'Alex': (23, 178), 'Noah': (34, 189), 'Peter': (29, 175)}
people_d["John"] = (41, 185)
people_d["Michelle"] = (35, 165)
def people_information_mod(d, name):
if name not in d.keys():
print("There is no information about", name)
else:
print("Name:", name)
print("Age:", d[name][0])
print("Height:", d[name][1])
# test your function
people_information_mod(people_d, "Alex")
people_information_mod(people_d, "Richard")
Oliko kaikki selvää?
Kiitos palautteestasi!
Osio 7. Luku 6
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# people dictionary
people_d = {'Alex': (23, 178), 'Noah': (34, 189), 'Peter': (29, 175)}
people_d["John"] = (41, 185)
people_d["Michelle"] = (35, 165)
def people_information_mod(d, name):
if name not in _._ _ _():
print("There is no information about", _ _ _)
else:
print("Name:", _ _ _)
print("Age:", _ _ _)
print("Height:", _ _ _)
# test your function
people_information_mod(people_d, "Alex")
people_information_mod(people_d, "Richard")
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