generated from mwc/lab_weather
2899a3250a
I didn't properly read the instructions and I kept getting confused by what the data looked like so I created a trials folder and I used it to dissect the data. Once it was clear that I was looking at a list of dictionaries, it became very easy to create my first two functions. It's necessary to know what the dataset looks like structurally.
100 lines
2.8 KiB
Python
100 lines
2.8 KiB
Python
# friend_functions.py
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# ------------
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# By MWC Contributors
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#
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# Each of the functions below expects a list of dictionaries as its first
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# argument. Two examples of the expected input are provided in people.family
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# and people.friends.
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# Your job is to complete these functions. Remove the NotImplementedError from
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# each and instead write code which returns the expected values.
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from people import *
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def count_people(people):
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"""Counts the number of people.
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>>> count_people(family)
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5
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>>> count_people(friends)
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10
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"""
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count=len(people)
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return count
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def get_email(people, name):
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"""Returns the named person's email address. If there is no such person, returns None.
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>>> get_email(family, "Tad Winters")
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"ligula.aenean@hotmail.edu"
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>>> get_email(friends, "Tad Winters")
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None
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"""
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for n in people:
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if n['name']== name:
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return n['email']
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else:
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return None
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def count_favorite_colors(people, name):
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"""Returns the number of colors liked by the named person. If there is no such person, returns None.
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>>> count_favorite_colors(family, "Tad Winters")
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2
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>>> count_favorite_colors(family, "Raphael Chambers")
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1
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"""
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raise NotImplementedError()
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def people_who_like_color(people, color):
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"""Returns a list containing only those people who like the given color.
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>>> people_who_like_color(family, "yellow")
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[
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{
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"name": "Walker Hurley",
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"email": "auctor.odio@icloud.ca",
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"favorite_colors": ["red", "yellow", "blue", "orange"],
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},
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{
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"name": "Clementine Joseph",
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"email": "hendrerit@aol.co.uk",
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"favorite_colors": ["yellow", "aqua", "black"],
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}
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]
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>>> people_who_like_color(family, "indigo")
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[]
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"""
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raise NotImplementedError()
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def count_people_who_like_color(people, color):
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"""Returns the number of people who like a given color.
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>>> count_people_who_like_color(family, "red")
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2
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>>> count_people_who_like_color(family, "orange")
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1
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"""
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raise NotImplementedError()
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def get_color_dict(people):
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"""Returns a dict showing how many people like each color.
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Any color liked by any of the people will be included, and only colors
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liked by someone will be included. The order of items in the dict doesn't matter.
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>>> get_color_dict(family)
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{
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"aqua": 2,
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"red": 2,
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"blue": 2,
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"black": 2,
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"white": 1,
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"grey": 1,
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"yellow": 2,
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"orange": 1,
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}
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"""
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raise NotImplementedError()
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print(get_email(friends, "Tad Winters"))
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