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Python Python Collections (Retired) Dictionaries Membership

don't know the answer

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# You can check for dictionary membership using the
# "key in dict" syntax from lists.

### Example

def members(my_dict = {'apples': 1, 'bananas': 2, 'coconuts': 3}, my_list = ['apples', 'coconuts', 'grapes', 'strawberries'] )
            return members(my_dict, my_list) => 2

1 Answer

Jack McDowell
Jack McDowell
37,797 Points

All you need to do is add the following code bellow the #tags:

def members(my_dict, my_list): 
    counts = 0
    for item in my_list:
        if item in my_dict.keys():
            counts += 1
    return counts