Python error calculating
<p>I am having a problem with my code here.  The error that I am receiving is on the bottom.
I have to enter payroll in and calculate pay with overtime or without.</p>

<p>enter code here
    ####################### Functions ########################
def Input():
    try:
        name=raw_input("Enter your first and last name: ")
        titlename=name.title()
    except:
        return Input</p>

<p>def Hours():
    try:
        wHours=raw_input("Enter the hours you worked this week: ")
    except:
        if wHours &lt; 1 or wHours > 60:
            print "Employees' can't work less than 1 hour or more than 60 hours."
            return lstEmp</p>

<p>def Pay():
    try:
        pRate=raw_input("Enter your hourly wage: ")
    except:
        if pRate &lt; 6 or pRate > 20:
            print "Employees' wages can't be lower than $6.00 or greater than $20.00."
            return pay</p>

<p>def calcHours(pr,h):
    if h &lt;= 40:
        pr * h
    else:
        (h -40) *(pr *1.5) + pr * 40 
        return lstEmp</p>

<p>def end():
    empDone=raw_input("Please type DONE when you are finished with employees' information: ")
    empDone.upper() == "DONE"</p>

#################### MAINLINE CODE

<p>lstEmp=[]
Names=""</p>

<p>while True:
    Names=Input()</p>

<pre><code>WorkHours=Hours()
Wages=Pay()
gPay=calcHours(WorkHours, Wages)

Done=end()
if end():
    break
</code></pre>

<p>Traceback (most recent call last):
  File "J:\11-2-10.py", line 53, in 
    gPay=calcHours(WorkHours, Wages)
  File "J:\11-2-10.py", line 29, in calcHours
    pr * h
TypeError: unsupported operand type(s) for *: 'NoneType' and 'NoneType'</p>

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