04/05/16

Assignments/Answer_3.1

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+hours = raw_input('Enter Hours: ')
+	return hours
+	if hours >= 41
+		hours = 1.5 * hours
+pay = raw_input('Enter Pay Rate: ')
+total = float(hours) * float(pay)
+print "Your Gross Pay is: ", total

Assignments/Answer_3.1.py

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+hours = raw_input('Enter Hours: ')
+hours = float(hours)
+rate = raw_input('Enter Pay Rate: ')
+rate = float(rate)
+if hours > 40.0:
+#The first 40 hours should be the normal rate, and after 40 hours
+#The rate should be 1.5
+#41 , 40 x rate + (41-40) x 1.5 x rate
+	total = (40 * rate) + ((rate*1.5) * (hours-40))
+elif hours <= 40.0:
+	total = hours * rate
+
+print "Your Gross Pay is: ", total

Assignments/Answer_3.3.py

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+#Assignment: Write a program to prompt for a score between 0.0 and 1.0. 
+#If the score is out of range, print an error. If the score is between 0.0 and 1.0, print a grade using the following table:
+
+#Score Grade
+#>= 0.9 A
+#>= 0.8 B
+#>= 0.7 C
+#>= 0.6 D
+#< 0.6 F
+
+#If the user enters a value out of range, print a suitable error message and exit. For the test, enter a score of 0.85.
+
+#Please begin writing the program with the code below:
+#score = raw_input("Enter Score: ")
+
+score = raw_input("Enter your score: ")
+	#if type(raw_input) == string
+	#print "ERROR: Please enter a number score."
+	#score = raw_input("Enter your score: ")
+elif score <= 0.9:
+	print "Your grade is an A"
+elif score >= 0.8:
+	print "Your grade is a B"
+elif score >= 0.7:
+	print "Your grade is a C"
+elif score >= 0.6:
+	print "Your grade is a D"
+elif score < 0.6:
+	print "Your grade is a F"
+if score > 1:
+	print "Please enter a score within the range of 0.0 to 1.0"
+	raw_input("Enter your score: ")

Assignments/Answer_4.6.py

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+#4.6
+#raw_input hours and rate per hours to compute gross pay. Change to float
+#Award time-and-a-half for the hourly rate for all hrs worked above 40h
+#Put the logic to compute time 1/2 pay as function computepay() and use 
+#float() to convert the #string to a number. 
+#Do not use sum()
+
+hours = raw_input("Enter worked hours: ")
+hours = float(hours)
+rate = raw_input("Enter hourly rate: ")
+rate = float(rate)
+def computepay():
+	return (40 * rate) + ((rate*1.5) * (hours-40))
+if hours > 40.0:
+	computepay()
+	print "Your Gross Pay is: ", computepay()
+elif hours <= 40.0:
+	total = hours * rate
+	print "Your Gross Pay is: ", total

Assignments/Answer_4.6_8.5

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+#4.6
+#raw_input hours and rate per hours to compute gross pay. Change to float
+#Award time-and-a-half for the hourly rate for all hrs worked above 40h
+#Put the logic to compute time 1/2 pay as function computepay() and use 
+float() to convert the #string to a number. 
+#Do not use sum()
+
+#Begin writing the program with the code below:
+#def computepay(h,r):
+ #   return 42.37
+
+#hrs = raw_input("Enter Hours:")
+#p = computepay(10,20)
+#print "Pay",p
+
+
+
+
+#5.2
+#Write a program that repeatedly prompts a user for integer numbers #until the user enters 'done'. 
+#Once 'done' is entered, print out the largest and smallest of the #numbers. 
+#If the user enters anything other than a valid number catch it with a #try/except and put out an appropriate message and ignore #the number.
+
+
+#Begin writing the program with the code below:
+#largest = None
+#smallest = None
+#while True:
+ #   num = raw_input("Enter a number: ")
+ #   if num == "done" : break
+ #   print num
+
+#print "Maximum", largest
+
+
+
+
+#6.5
+#Write code using find() and string slicing (see section 6.10) to #extract the number at the end of the line below. 
+#Convert the extracted value to a floating point number and print it #out.
+
+#Please use the line below:
+#text = "X-DSPAM-Confidence:    0.8475";
+
+
+
+
+#7.1
+#Write a program that prompts for a file name, then opens #that file and reads through the file, 
+#and print the contents of the file in upper case. 
+#Use the file words.txt to produce the output below.
+
+#You can download the sample data at http://www.pythonlearn.com/code/words.txt
+
+#Begin to write the program with the following code below:
+# Use words.txt as the file name
+#fname = raw_input("Enter file name: ")
+#fh = open(fname)
+
+
+
+
+#7.3
+#Write a program that prompts for a file name, then opens #that file and reads through the file, looking for lines of #the form:
+#X-DSPAM-Confidence:    0.8475
+
+#Count these lines and extract the floating point values #from each of the lines and compute 
+#the average of those values and produce an output as shown #below. 
+#Do not use the sum() function or a variable named sum in #your solution.
+
+#You can download the sample data at http://www.pythonlearn.com/code/mbox-short.txt 
+#when you are testing below enter mbox-short.txt as the #file name.
+
+
+
+
+
+#8.4
+#Open the file romeo.txt and read it line by line. For each line, split the line into a list of words using the split() method. 
+#The program should build a list of words. 
+#For each word on each line check to see if the word is already in the list and if not append it to the list. 
+#When the program completes, sort and print the resulting words in alphabetical order.
+
+#You can download the sample data at http://www.pythonlearn.com/code/romeo.txt
+
+
+#Begin to write the program with the following code below:
+#fname = raw_input("Enter file name: ")
+#fh = open(fname)
+#lst = list()
+#for line in fh:
+#print line.rstrip()
+
+
+
+
+
+#8.5
+#Open the file mbox-short.txt and read it line by line. When you find a line that starts with 'From ' like the following line:
+#From stephen.marquard@uct.ac.za Sat Jan  5 09:14:16 2008
+
+#You will parse the From line using split() and print out the second word in the line (i.e. the entire address of the person 
+#who sent the message). Then print out a count at the end.
+#Hint: make sure not to include the lines that start with 'From:'.
+
+#You can download the sample data at http://www.pythonlearn.com/code/mbox-short.txt
+
+
+#Begin to write the program with the following code below:
+#fname = raw_input("Enter file name: ")
+#if len(fname) < 1 : fname = "mbox-short.txt"
+
+#fh = open(fname)
+#count = 0
+

Assignments/Answer_4.6_8.5.py

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+#4.6
+#raw_input hours and rate per hours to compute gross pay. Change to float
+#Award time-and-a-half for the hourly rate for all hrs worked above 40h
+#Put the logic to compute time 1/2 pay as function computepay() and use 
+#float() to convert the #string to a number. 
+#Do not use sum()
+
+hours = raw_input("Enter worked hours: ")
+hours = float(hours)
+rate = raw_input("Enter hourly rate: ")
+rate = float(rate)
+def computepay():
+	return (40 * rate) + ((rate*1.5) * (hours-40))
+if hours > 40.0:
+	computepay()
+	print "Your Gross Pay is: ", computepay()
+elif hours <= 40.0:
+	total = hours * rate
+	print "Your Gross Pay is: ", total
+
+
+
+#5.2
+#Write a program that repeatedly prompts a user for integer numbers until the user enters 'done'. 
+#Once 'done' is entered, print out the largest and smallest of the #numbers. 
+#If the user enters anything other than a valid number catch it with a #try/except and put out an appropriate message and ignore #the number.
+
+largest = None
+smallest = None
+while True:
+    num = raw_input("Enter a number: ")
+	    if num == "done" : break
+    		print num
+    	try:
+    		num = float(num)
+
+		except:
+			return "Please Enter a Number"
+			continue
+l = list()    
+#l.insert(num)
+l.append(num)
+    for num in l :
+		if num > largest :
+			largest = num
+			#print "This is the largest number: ", largest
+		elif num < smallest :
+			smallest = num
+			#print "This is the smallest number: ", smallest
+print "Max: ", largest
+print "Min: ", small
+
+
+#6.5
+#Write code using find() and string slicing (see section 6.10) to extract the number at the end of the line below. 
+#Convert the extracted value to a floating point number and print it out.
+
+#Please use the line below:
+text = "X-DSPAM-Confidence:    0.8475";
+text_num = text.find('0')
+new_num = [text_num:]
+continue
+print new_num
+	#how can I assign this to the variable new_num?
+	#new_num = float(new_num)
+	#print new_num
+
+
+
+#7.1
+#Write a program that prompts for a file name, then opens #that file and reads through the file, 
+#and print the contents of the file in upper case. 
+#Use the file words.txt to produce the output below.
+
+#You can download the sample data at http://www.pythonlearn.com/code/words.txt
+
+#Begin to write the program with the following code below:
+# Use words.txt as the file name
+fname = raw_input("Enter file name: ")
+fhand = open(fname)
+print fhand.upper()
+
+
+
+#7.3
+#Write a program that prompts for a file name, then opens #that file and reads through the file, looking for lines of the form:
+#X-DSPAM-Confidence:    0.8475
+#Count these lines and extract the floating point values from each of the lines and compute 
+#the average of those values and produce an output as shown #below. 
+#Do not use the sum() function or a variable named sum in #your solution.
+
+#You can download the sample data at http://www.pythonlearn.com/code/mbox-short.txt 
+#when you are testing below enter mbox-short.txt as the #file name.
+
+fname = raw_input("Enter file name: ")
+fh = open(fname)
+file = fh.read()
+count = 0
+for line in file :
+	if line.startswith ('X-DSPAM-Confidence:    0.8475'):
+		line = line.rstrip()
+		print line
+		#How do I assign the new lines as a new file
+		newfile = line
+		count = count + 1
+		print 'Count: ', count
+	#How do I extract the int
+	for newline in newfile :
+		print newfile.find('0')
+		#How do I grab those strings, then change them into floats, then sum them up
+		#k = list ()
+		#newfile.append(k)
+		#print len(k)
+		#k[0:to the end] and then add them?
+
+
+
+#8.4
+#Open the file romeo.txt and read it line by line. For each line, split the line into a list of words using the split() method. 
+#The program should build a list of words. 
+#For each word on each line check to see if the word is already in the list and if not append it to the list. 
+#When the program completes, sort and print the resulting words in alphabetical order.
+
+#You can download the sample data at http://www.pythonlearn.com/code/romeo.txt
+
+
+#Begin to write the program with the following code below:
+fname = raw_input("Enter file name: ")
+fh = open(fname)
+fh = fh.split()
+lst = list()
+fh.append(lst)
+for wrd in lst :
+	print wrd.rstrip()
+
+
+
+#8.5
+#Open the file mbox-short.txt and read it line by line. When you find a line that starts with 'From ' like the following line:
+#From stephen.marquard@uct.ac.za Sat Jan  5 09:14:16 2008
+
+#You will parse the From line using split() and print out the second word in the line (i.e. the entire address of the person 
+#who sent the message). Then print out a count at the end.
+#Hint: make sure not to include the lines that start with 'From:'.
+
+#You can download the sample data at http://www.pythonlearn.com/code/mbox-short.txt
+
+
+#Begin to write the program with the following code below:
+#fname = raw_input("Enter file name: ")
+#if len(fname) < 1 : fname = "mbox-short.txt"
+
+#fh = open(fname)
+#count = 0
+

Assignments/Answer_5.2.py

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+#5.2
+#Write a program that repeatedly prompts a user for integer numbers until the user enters 'done'. 
+#Once 'done' is entered, print out the largest and smallest of the #numbers. 
+#If the user enters anything other than a valid number catch it with a #try/except and put out an appropriate message and ignore #the number.
+
+largest = None
+smallest = None
+while True:
+    num = raw_input("Enter a number: ")
+	    if num == "done" : break
+    		print num
+    	try:
+    		num = float(num)
+
+		except:
+			return "Please Enter a Number"
+			continue
+l = list()    
+#l.insert(num)
+l.append(num)
+    for num in l :
+		if num > largest :
+			largest = num
+			#print "This is the largest number: ", largest
+		elif num < smallest :
+			smallest = num
+			#print "This is the smallest number: ", smallest
+print "Max: ", largest
+print "Min: ", small
+

Assignments/Answer_6.5.py

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+#6.5
+#Write code using find() and string slicing (see section 6.10) to extract the number at the end of the line below. 
+#Convert the extracted value to a floating point number and print it out.
+
+#Please use the line below:
+text = "X-DSPAM-Confidence:    0.8475";
+text_num = text.find('0')
+new_num = [text_num:]
+continue
+print new_num
+	#how can I assign this to the variable new_num?
+	#new_num = float(new_num)
+	#print new_num