Exercise 1

sentence = "What is the Airspeed Velocity of an Unladen Swallow?"

sen_split = sentence.split()
result = {word:len(word) for word in sen_split}

print(result)

--------

{'What': 4, 'is': 2, 'the': 3, 'Airspeed': 8, 'Velocity': 8, 'of': 2, 'an': 2, 'Unladen': 7, 'Swallow?': 8}

Exercise 2

weather_c = {
    "Monday": 12,
    "Tuesday": 14,
    "Wednesday": 15,
    "Thursday": 14,
    "Friday": 21,
    "Saturday": 22,
    "Sunday": 24,
}

weather_f = {day:(temp_c*9/5)+32 for (day, temp_c) in weather_c.items() }

print(weather_f)

---------

{'Monday': 53.6, 'Tuesday': 57.2, 'Wednesday': 59.0, 'Thursday': 57.2, 'Friday': 69.8, 'Saturday': 71.6, 'Sunday': 75.2}
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