Chapter_7_Programming_Assignment_1

# ------------------------------------------------------------
#Student: Austin Wells
#Class: CIS122
#Date: 5/4/2015
#Program Title: Chapter 7 Programming Excercise 1.py
#(Payroll Program with Input Validation)
#Program Description:  The program prompts the user for an employees hourly pay rate and
# number of hours worked and displays the employess gross pay.
# ------------------------------------------------------------

# Prints out the score and letter grade
def printStuff(printStr1, grossPay):
    
		print '{} ${}' .format(printStr1, grossPay)     
        
# prompts user for input.
def promptForInput(numRepetition = 1, *strPrompt):
    
    argArray = []
    
    for i in range(0,numRepetition):
            
    	argArray.append(float(raw_input(strPrompt[i] + ": ")))
    
    	print '{}' .format(argArray[i])
    
    return argArray

#calculates the average of the scores
def calcGrossPay(argInput):
    
	grossPayVar = argInput[0] * argInput[1]
    
	return grossPayVar
    
#main driver function    
def main():   	
    
		try:
            
			arrayArg = promptForInput(2,"Please enter an employee's hourly pay rate","Please enter an employee's number of hours")
            
			while ((arrayArg[0] < 7.5 or arrayArg[0] > 18.25) or (arrayArg[1] < 0 or arrayArg[1] > 40)):
				
				if((arrayArg[0] < 7.5 or arrayArg[0] > 18.25) and (arrayArg[1] < 0 or arrayArg[1] > 40)):

print("The hourly pay rate is not between $7.50 and $18.25 and number of hours entered is not between"
                          " 0 and 40. Please enter appropriate values")

arrayArg = promptForInput(2,"Please enter an employee's hourly pay rate","Please enter an employee's number of hours")

elif(arrayArg[0] < 7.5 or arrayArg[0] > 18.25):

print("An hourly pay rate was entered that is not between $7.50 and $18.25. Please enter an appropriate amount.")

arrayArg = promptForInput(2,"Please enter an employee's hourly pay rate","Please enter an employee's number of hours")

elif((arrayArg[1] < 0 or arrayArg[1] > 40)):
                    
					print("The number of hours entered is not between 0 and 40. Please enter an appropriate number of hours.")

arrayArg = promptForInput(2,"Please enter an employee's hourly pay rate","Please enter an employee's number of hours")                    
                
                
			printStuff("The employees gross pay is ",calcGrossPay(arrayArg))		
            
		except (EOFError):
            
			print '\n\nInvalid input. You have forgotten to add input. Please Reset program and Please enter an integer'
          
		
main()

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