Contents
- card_byid.py
- card.py
- years_dictionary2.py
card_byid.py 1/3
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class Card:
"""
A class to represent a standard playing card. The ranks are ints:
2-10 for numbered cards, 11=Jack, 12=Queen, 13=King, 14=Ace.
The suits are strings: 'clubs', 'spades', 'hearts', 'diamonds'.
"""
def __init__(self, rank, suit):
"Constructor for class Card takes int rank and string suit."
# card ids go from 2 to 55
self.cardid = rank
if suit == "clubs":
self.cardid += 13
elif suit == "hearts":
self.cardid += 26
elif suit == "diamonds":
self.cardid += 39
def __str__(self):
"Returns a string describing the card as 'rank of suit'."
result = ""
rank = self.getRank()
if rank == 11:
result += "Jack"
elif rank == 12:
result += "Queen"
elif rank == 13:
result += "King"
elif rank == 14:
result += "Ace"
else:
result += str(rank)
result += " of " + self.getSuit()
return result
def getRank(self):
"Returns rank."
return (self.cardid-2) % 13 + 2
def getSuit(self):
"Returns suit."
suits = ["spades", "clubs", "hearts", "diamonds"]
whichsuit = (self.cardid-2)//13
return suits[whichsuit]
def blackJackValue(self):
"Returns the value of the card in Black Jack"
if self.getRank() == 14:
# alternatively, this could be 11
return 1
elif self.getRank() > 10:
return 10
else:
return self.getRank()
def rummyValue(self):
"Returns the value of the card in Rummy"
if self.getRank() <= 9:
return 5
elif self.getRank() < 14:
return 10
else:
return 15
def main():
c1 = Card(14, "spades")
print( c1 )
print( c1.getRank() )
print( "Black Jack Value", c1.blackJackValue())
print( "Rummy Value", c1.rummyValue())
c2 = Card(13, "hearts")
print(c2)
print(c2.getRank())
print("Black Jack Value", c2.blackJackValue())
print("Rummy Value", c2.rummyValue())
if __name__ == '__main__':
main()
card.py 2/3
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class Card:
"""
A class to represent a standard playing card. The ranks are ints:
2-10 for numbered cards, 11=Jack, 12=Queen, 13=King, 14=Ace.
The suits are strings: 'clubs', 'spades', 'hearts', 'diamonds'.
"""
def __init__(self, rank, suit):
"Constructs a new Card object with the given rank (an int) and suit (a string)."
self.rank = rank
self.suit = suit
def __str__(self):
"Returns a string describing the card as 'rank of suit'."
result = ""
if self.rank == 11:
result += "Jack"
elif self.rank == 12:
result += "Queen"
elif self.rank == 13:
result += "King"
elif self.rank == 14:
result += "Ace"
else:
result += str(self.rank)
result += " of " + self.suit
return result
def getRank(self):
"Returns rank."
return self.rank
def getSuit(self):
"Returns suit."
return self.suit
# Since I am probably going to import this script into another script,
# I only want to call main() when it's *not* imported
def main():
c1 = Card(14, "spades")
print(c1)
c2 = Card(13, "hearts")
print(c2)
c3 = Card(2, "diamonds")
print(c3)
#myString = c3.__str__()
#myString2 = str(c3)
#print(myString)
#print(myString2)
if __name__ == '__main__':
main()
years_dictionary2.py 3/3
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# Given a file of the form <lastname> <year>
# Keep track of the number of students in each year.
# by CSCI 111, 03.16.2012
FILENAME="data/years.dat"
lastNameToClassYear = {}
namesFile = open(FILENAME, "r")
classYearToCount = {}
for line in namesFile:
# add each line (as a mapping) to the dictionary
dataList = line.split()
year = dataList[1]
print(year)
if year not in classYearToCount:
classYearToCount[year] = 1
else:
classYearToCount[year] += 1
print(classYearToCount)
namesFile.close()
# display the mappings, in order by class year (alphabetical order)
sortedClassYears = list(classYearToCount.keys())
sortedClassYears.sort()
for classYear in sortedClassYears:
print("%18s %3s" % (classYear, classYearToCount.get(classYear)))
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