abspath = Path(__file__)
toolspath = abspath.parents[3]
sys.path.append(str(toolspath / 'tools'))
from GetFromUser import GetNonNegativeInteger
kPaConversionRatioTable = {
"ppsi": 0.145037738,
"mmhg": 7.50061683,
"atm": 0.00986923267
}
def kPaConverter(kPa, targetUnit):
try:
ratio = kPaConversionRatioTable[targetUnit]
except KeyError:
print("Unknown target unit.")
return
else:
return kPa * ratio
#get the kPa value:
print("Give me the pressure in kPa (non-negative integer):")
kPa = GetNonNegativeInteger()
for key in kPaConversionRatioTable:
print("%d kPa is %f %s." % (kPa, kPaConverter(kPa, key), key))
"""
"""
SOLUTION:
"""
import sys
from pathlib import Path
abspath = Path(__file__)
toolspath = abspath.parents[3]
sys.path.append(str(toolspath / 'tools'))
from GetFromUser import GetNonNegativeInteger
def ConvertToCm(ft, inch):
feetToCmRatio = 30.48
inchesToCmRatio = 2.54
return (feet * feetToCmRatio + inches * inchesToCmRatio)
#Get the feet:
print("Lets set the feet:")
feet = GetNonNegativeInteger()
#Get the inches:
print("Let's set the inches:")
inches = GetNonNegativeInteger()
print("%d ft and %d in is %f cm." % (feet, inches, ConvertToCm(feet, inches)))
"""
Write a Python program to get the n (non-negative integer) copies of the
first 2 characters of a given string.
Return the n copies of the whole string if the length is less than 2.
"""
"""
SOLUTION:
"""
import sys
from pathlib import Path
abspath = Path(__file__)
toolspath = abspath.parents[3]
sys.path.append(str(toolspath / 'tools'))
from GetFromUser import GetNonNegativeInteger
def multiplyStringNTimes(myStr, myInt):
return myInt * myStr
myInt = GetNonNegativeInteger()
myString = input('Give a string:')
print(multiplyStringNTimes(myString[:2], myInt))
"""
Write a Python program to compute the future value of a specified principal amount,
rate of interest, and a number of years.
Test Data : amt = 10000, int = 3.5, years = 7
Expected Output : 12722.79
"""
"""
SOLUTION:
"""
import sys
from pathlib import Path
abspath = Path(__file__)
toolspath = abspath.parents[3]
sys.path.append(str(toolspath / 'tools'))
from GetFromUser import GetNonNegativeFloat, GetNonNegativeInteger
def calculateFutureValue(origAmount, intRate, numberOfYears):
factor = 1 + (intRate / 100)
return origAmount * ((factor)**numberOfYears)
amt = GetNonNegativeFloat()
rate = GetNonNegativeFloat()
yrs = GetNonNegativeInteger()
print(calculateFutureValue(amt, rate, yrs))
"""
Write a Python program to calculate the sum of the digits in an integer.
"""
"""
SOLUTION:
"""
import sys
from pathlib import Path
abspath = Path(__file__)
toolspath = abspath.parents[3]
sys.path.append(str(toolspath / 'tools'))
from GetFromUser import GetNonNegativeInteger
def sumOfDigits(num):
num_str = str(num)
result = 0
for digit in num_str:
result += int(digit)
return result
myNum = GetNonNegativeInteger()
print("Sum of digits in %d is %d." % (myNum, sumOfDigits(myNum)))
import sys
from pathlib import Path
abspath = Path(__file__)
toolspath = abspath.parents[3]
sys.path.append(str(toolspath / 'tools'))
from GetFromUser import GetNonNegativeInteger
feetConversionRatioTable = {"inches": 12, "yards": 1 / 3, "miles": 1 / 5280}
def feetConverter(feet, targetUnit):
try:
ratio = feetConversionRatioTable[targetUnit]
except KeyError:
print("Unknown target unit.")
return
else:
return feet * ratio
#Get the feet:
print("Let's set the distance (in feet):")
feet = GetNonNegativeInteger()
print("%d feet is %s inches." % (feet, feetConverter(feet, "inches")))
print("%d feet is %s yards." % (feet, feetConverter(feet, "yards")))
print("%d feet is %s miles." % (feet, feetConverter(feet, "miles")))
"""
Write a Python program to display your details like name, age, address in three different lines.
"""
"""
SOLUTION:
"""
import sys
from pathlib import Path
abspath = Path(__file__)
toolspath = abspath.parents[3]
sys.path.append(str(toolspath / 'tools'))
from GetFromUser import GetNonNegativeInteger
def printDetails(name, address, age):
print("Name: %s,\nAddress: %s,\nAge: %d" % (name, address, age))
#get name
myName = input("Give me yor name:")
#get address
myAddress = input("Give me your address:")
#get age
print("Let's set your age.")
myAge = GetNonNegativeInteger()
print(printDetails(myName, myAddress, myAge))
Write a Python program to calculate body mass index.
"""
"""
SOLUTION:
"""
import sys
from pathlib import Path
abspath = Path(__file__)
toolspath = abspath.parents[3]
sys.path.append(str(toolspath / 'tools'))
from GetFromUser import GetNonNegativeInteger
def calculateBMI(height, mass):
height_meters = height / 100
return mass / (height_meters**2)
#get the height
print("Give me your height (in cm):")
height = GetNonNegativeInteger()
#get the mass
print("Give me your mass (in kg):")
mass = GetNonNegativeInteger()
print("BMI index: %f" % calculateBMI(height, mass))
"""
import sys
from pathlib import Path
abspath = Path(__file__)
toolspath = abspath.parents[3]
sys.path.append(str(toolspath / 'tools'))
from GetFromUser import GetNonNegativeInteger
def secondsToDaysHoursMinutesSeconds(scnds):
seconds = scnds
days = seconds // (24 * 60 * 60)
seconds = seconds % (24 * 60 * 60)
hours = seconds // (60 * 60)
seconds = seconds % (60 * 60)
minutes = seconds // 60
seconds = seconds % 60
return days, hours, minutes, seconds
#get the number of seconds:
print("Let's set the number of seconds:")
seconds = GetNonNegativeInteger()
print("%d day(s), %d hour(s), %d minute(s) and %d second(s)" %
secondsToDaysHoursMinutesSeconds(seconds))