BohdanBoiko HM5

python_dict.py

@@ -1,14 +1,16 @@
+
 """
 1. Sum Values
 Write a function named sum_values that takes a dictionary named my_dictionary as a parameter.
 The function should return the sum of the values of the dictionary
 """
 # Write your sum_values function here:
-
+def sum_values(my_dictionary):
+return sum(my_dictionary.values())
 # Uncomment these function calls to test your sum_values function:
-# print(sum_values({"milk":5, "eggs":2, "flour": 3}))
+ print(sum_values({"milk":5, "eggs":2, "flour": 3}))
 # should print 10
-# print(sum_values({10:1, 100:2, 1000:3}))
+ print(sum_values({10:1, 100:2, 1000:3}))
 # should print 6
 
 
@@ -20,11 +22,16 @@
 
 
 # Write your sum_even_keys function here:
-
+def sum_even_keys(my_dictionary):
+even_sum = 0
+for key, value in my_dictionary.items():
+if key % 2 == 0:
+even_sum += value
+return even_sum
 # Uncomment these function calls to test your  function:
-# print(sum_even_keys({1:5, 2:2, 3:3}))
+ print(sum_even_keys({1:5, 2:2, 3:3}))
 # should print 2
-# print(sum_even_keys({10:1, 100:2, 1000:3}))
+ print(sum_even_keys({10:1, 100:2, 1000:3}))
 # should print 6
 
 
@@ -34,11 +41,12 @@
 The function should add 10 to every value in my_dictionary and return my_dictionary
 """
 # Write your add_ten function here:
-
+def add_ten(my_dictionary):
+return {key: item+10 for key, item in my_dictionary.items()}
 # Uncomment these function calls to test your  function:
-# print(add_ten({1:5, 2:2, 3:3}))
+ print(add_ten({1:5, 2:2, 3:3}))
 # should print {1:15, 2:12, 3:13}
-# print(add_ten({10:1, 100:2, 1000:3}))
+ print(add_ten({10:1, 100:2, 1000:3}))
 # should print {10:11, 100:12, 1000:13}
 
 
@@ -48,11 +56,18 @@
 This function should return a list of all values in the dictionary that are also keys.
 """
 # Write your values_that_are_keys function here:
-
+def  values_that_are_keys(my_dictionary)
+lst = []
+for val in my_dictionary.values();
+for key in my_dictionary.keys():
+if val == key:
+lst.append(val)
+break
+return lst
 # Uncomment these function calls to test your  function:
-# print(values_that_are_keys({1:100, 2:1, 3:4, 4:10}))
+ print(values_that_are_keys({1:100, 2:1, 3:4, 4:10}))
 # should print [1, 4]
-# print(values_that_are_keys({"a":"apple", "b":"a", "c":100}))
+ print(values_that_are_keys({"a":"apple", "b":"a", "c":100}))
 # should print ["a"]
 
 
@@ -62,9 +77,14 @@
 The function should return the key associated with the largest value in the dictionary.
 """
 # Write your max_key function here:
-
+def max_key(my_dictionary):
+return max(my_dictionary, key=my_dictionary.get)
 # Uncomment these function calls to test your  function:
-# print(max_key({1:100, 2:1, 3:4, 4:10}))
+ print(max_key({1:100, 2:1, 3:4, 4:10}))
 # should print 1
-# print(max_key({"a":100, "b":10, "c":1000}))
+ print(max_key({"a":100, "b":10, "c":1000}))
 # should print "c"
+
+
+
+