"""

Farhan Javed

farhan.javed47@gmail.com

12/30/2019

Working with different Python comprehensions such as list, dictionary and set.

"""

def listComprehensions():

# replacement for filter and map functions

evens = [2, 4, 6, 8, 10, 12, 14, 16, 18, 20]

odds = [1, 3, 5, 7, 9, 11, 13, 15, 17, 19]

evenSquared = [e ** 2 for e in evens]

print(evenSquared)

oddSquared = [e ** 2 for e in odds if 3 < e < 17] # filter out using if statement

print(oddSquared)

def dictionaryComprehension():

ctemps = [0, 12, 34, 100]

# build a dict with celsius as key and fahrenheit as value

tempDict = {t: (t*9/5) + 32 for t in ctemps if t < 100}

print(tempDict)

print(tempDict[12])

team1 = {"Jones": 24, "Jameson": 18}

team2 = {"White": 12}

newTeam = {k: v for team in (team1, team2) for k, v in team.items()}

print(newTeam)

def setComprehension():

ctemps = [5, 10, 12, 14, 10, 23, 41, 30, 12, 24, 12, 18, 29]

ftemps1 = {(t*9/5)+32 for t in ctemps}

print(ftemps1)

def main():

setComprehension()

if __name__ == '__main__':

main()