Contents
- lab2.4.py
- lab2.4.withfunctions.py
- menu.py
- menu_withfunctions.py
- menu_withoutfunc.py
- oldmac.py
- string_methods.py
- swap.py
- wheeloffortune.py
lab2.4.py 1/9
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# lab2.4.py
#
# Displays equivalents for Olympic running distances in
# meters, kilometers, yards, miles
# conversion constants
M2KILO=.001
M2YARD=1.094
M2MILE=.0006215
# distances in meters
dist1=100
dist2=200
dist3=400
dist4=800
# print column headings
print "Meters Kilometers Yards Miles"
print "-"*32
# calculate conversions, print data for conversion table
kilo1=dist1*M2KILO
yard1=dist1*M2YARD
mile1=dist1*M2MILE
print "%6.0i %11.3f %6.1f %6.3f" % (dist1, kilo1, yard1, mile1)
kilo2=dist2*M2KILO
yard2=dist2*M2YARD
mile2=dist2*M2MILE
print "%6.0i %11.3f %6.1f %6.3f" % (dist2, kilo2, yard2, mile2)
kilo3=dist3*M2KILO
yard3=dist3*M2YARD
mile3=dist3*M2MILE
print "%6.0i %11.3f %6.1f %6.3f" % (dist3, kilo3, yard3, mile3)
kilo4=dist4*M2KILO
yard4=dist4*M2YARD
mile4=dist4*M2MILE
print "%6.0i %11.3f %6.1f %6.3f" % (dist4, kilo4, yard4, mile4)
lab2.4.withfunctions.py 2/9
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# - Displays equivalents for Olympic running distances in
# meters, kilometers, yards, miles
# - Uses a function for converting from meters to miles.
# converts meters to miles
def metersToMiles(meters):
METERS_TO_MILES=.0006215
result = meters * METERS_TO_MILES
return result
# conversion constants
M2KILO=.001
M2YARD=1.094
# distances in meters
dist1=100
dist2=200
dist3=400
dist4=800
# print column headings
print "Meters Kilometers Yards Miles"
print "-"*32
# calculate conversions, print data for conversion table
kilo1=dist1*M2KILO
yard1=dist1*M2YARD
mile1=metersToMiles(dist1)
print "%6.0i %11.3f %6.1f %6.3f" % (dist1, kilo1, yard1, mile1)
kilo2=dist2*M2KILO
yard2=dist2*M2YARD
mile2=metersToMiles(dist2)
print "%6.0i %11.3f %6.1f %6.3f" % (dist2, kilo2, yard2, mile2)
kilo3=dist3*M2KILO
yard3=dist3*M2YARD
mile3=metersToMiles(dist3)
print "%6.0i %11.3f %6.1f %6.3f" % (dist3, kilo3, yard3, mile3)
kilo4=dist4*M2KILO
yard4=dist4*M2YARD
mile4=metersToMiles(dist4)
print "%6.0i %11.3f %6.1f %6.3f" % (dist4, kilo4, yard4, mile4)
menu.py 3/9
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# Module that contains useful menu functions
# Sara Sprenkle
# Displays a formatted welcome message, for a
# given program named "name"
def printWelcomeScreen(name):
welcome = "Welcome to " + name + "!"
length = len(welcome)
print length*"-"
print welcome
print length*"-"
# Display a user's menu options
def printMenu():
print "You have some options for what to do: "
print "Enter an 'F' to find a song"
print "Enter an 'S' to sort by Song title"
print "Enter an 'A' to sort by Album"
print "Enter an 'R' to sort by aRtist name"
print "Enter an 'H' to list your options again"
print "Enter a 'Q' to quit"
menu_withfunctions.py 4/9
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# Using functions from menu module
# by Sara Sprenkle
import menu
STOP_OPTION = 'Q'
menu.printWelcomeScreen("Music Manager")
menu.printMenu()
menuChoice = raw_input("Which option do you choose? ")
menuChoice = menuChoice.upper()
while menuChoice != STOP_OPTION :
print "Do something appropriate for", menuChoice
menu.printMenu()
menuChoice = raw_input("Which option do you choose? ")
menuChoice = menuChoice.upper()
menu_withoutfunc.py 5/9
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# What code would look like, as we've done before
# (without functions)
# by Sara Sprenkle
STOP_OPTION = 'Q'
name = "Music Manager"
welcome = "Welcome to " + name + "!"
length = len(welcome)
print length*"-"
print welcome
print length*"-"
print "You have some options for what to do: "
print "Enter an 'F' to find a song"
print "Enter an 'S' to sort by Song title"
print "Enter an 'A' to sort by Album"
print "Enter an 'R' to sort by aRtist name"
print "Enter an 'H' to list your options again"
print "Enter a 'Q' to quit"
menuChoice = raw_input("Which option do you choose? ")
menuChoice = menuChoice.upper()
while menuChoice != STOP_OPTION :
print "Do something appropriate for", menuChoice
print "You have some options for what to do: "
print "Enter an 'F' to find a song"
print "Enter an 'S' to sort by Song title"
print "Enter an 'A' to sort by Album"
print "Enter an 'R' to sort by aRtist name"
print "Enter an 'H' to list your options again"
print "Enter a 'Q' to quit"
menuChoice = raw_input("Which option do you choose? ")
menuChoice = menuChoice.upper()
oldmac.py 6/9
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# Print out verses of the song Old MacDonald
# Sara Sprenkle
#
BEGIN_END = "Old McDonald had a farm"
EIEIO = ", E-I-E-I-O"
def main():
# call the verse function to print out a verse
printVerse("dog", "ruff")
printVerse("duck", "quack")
animal_type = "cow"
animal_sound = "moo"
printVerse(animal_type, animal_sound)
# QUESTION: What if called function as
# printVerse("ruff", "dog")
# prints a verse of Old MacDonald, plugging in the animal and sound
# parameters (which are strings), as appropriate.
def printVerse(animal, sound):
print BEGIN_END + EIEIO
print "And on that farm he had a " + animal + EIEIO
print "With a " + sound + ", " + sound + " here"
print "And a " + sound + ", " + sound + " there"
print "Here a", sound
print "There a", sound
print "Everywhere a " + sound + ", " + sound
print BEGIN_END + EIEIO
print
main()
#if __name__ == "__main__":
# main()
string_methods.py 7/9
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# Do stuff to strings, using methods
# by Sara Sprenkle
string = raw_input("Enter a sentence to mangle: ")
length = len(string)
print "*", string.center(int(length*1.5)), "*"
strUpper=string.upper()
print strUpper
print string.lower()
# Answer before running...
print "Did string change?: ", string
#print string.replace("a", "o")
#print "Did string change?: ", string
swap.py 8/9
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# Showing pass-by-value of functions with swap function
# Sara Sprenkle
# Attempt to swap two values
def swap( x, y ):
temp = x
x = y
y = temp
x = 5
y = 10
print "x is", x
print "y is", y
swap(x,y)
#temp = x
#x = y
#y = temp
print "x is", x
print "y is", y
wheeloffortune.py 9/9
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# Wheel of Fortune
#
PHRASE="Welcome back, Kotter"
# PHRASE = "
PROMPT="Enter a letter or try to solve the puzzle: "
TITLE_WIDTH=50
# print out a nice header
print "*"*TITLE_WIDTH
print "WHEEL".center(TITLE_WIDTH)
print "OF".center(TITLE_WIDTH)
print "FORTUNE!".center(TITLE_WIDTH)
print "*"*TITLE_WIDTH
# Display the current puzzle. All the characters (except for spaces)
# are displayed as underscores
puzzle = ""
for char in PHRASE:
#if char != " ":
if char.isalpha():
puzzle += "_"
else:
puzzle += char
print "The puzzle:", puzzle
print
print "Let's get started!"
# how many guesses it took to get it right
numGuesses = 1
guess = raw_input(PROMPT)
# Check if the user's guess matches the phrase
while guess.upper() != PHRASE.upper() :
# handle a letter guess
if len(guess) == 1:
numOccurences = PHRASE.count(guess) + PHRASE.count(guess.swapcase())
if numOccurences > 0:
print "There are", numOccurences, guess + "'s", "in the phrase"
# fill in puzzle with guessed letter
updatedpuzzle=""
for pos in xrange(len(PHRASE)):
if PHRASE[pos] == guess or PHRASE[pos] == guess.swapcase():
updatedpuzzle += PHRASE[pos]
else:
updatedpuzzle += puzzle[pos]
puzzle = updatedpuzzle
print "\nThe puzzle is", puzzle
else:
print "Sorry, there are no", guess + "'s", "in the word"
# handle an incorrect guess of the phrase
else:
print "You guessed incorrectly."
print
guess = raw_input(PROMPT)
numGuesses += 1
print "Congratulations! You solved the puzzle in", numGuesses, "guesses"
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