if 语句（Python/HTML）

Question

我正在尝试计算税费，但每次我执行条件语句时，它都会提示'BC'未定义。关于税的条件语句在代码的末尾。希望能得到一些帮助。以下是我的代码：

# print HTTP/HTML header stuff
print """Content-type: text/html

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html><head>
<title>Order Form</title>
</head><body>
"""

# print HTML body using form data
print "<h1>Profesional Painters</h1>"
print "<h2>Customer Reciept</h2>"
print "<p>Customer Name:", form["customerName"].value, "</p>"
print "<p>Customer Email Address:", form["customerEmail"].value, "</p>"
print "<h2>Customer Address:</h2>"
print "<p>Street:", form["customerAdd"].value, "</p>"
print "<p>City:", form["customerCity"].value, "</p>"
print "<p>Province:", form["customerProv"].value, "</p>"
print "<p>Postal Code:", form["customerPostal"].value, "</p>"
print "<h2>Payment Information:</h2>"
print "<p>Card Type:", form["type1"].value, "</p>"
print "<p>Card Number: XXXX-XXXX-XXXX-", form["four4"].value, "</p>"
print "<p>Expiry Date:", form["expirt"].value, "</p>"

print "<h2>Products Ordered</h2>"

q1 = int(form["quantity"].value)*2
q2 = int(form["quantity2"].value)*1
q3 = int(form["quantity3"].value)*150
q4 = int(form["quantity4"].value)*3
q5 = int(form["quantity5"].value)*10

if form.getvalue("interior"):
    print "<p>Interior Painting quantity:", form["quantity"].value, "</p>"
    print "<p>Cost: $" ,q1, ".00</p>"

else:
    q1 = 0
    print "<p>Interior Painting quantity: 0 <br /> Cost: $0</p>"

if form.getvalue("exterior"):
    print "<p>Exterior Painting quantity:", form["quantity2"].value, "</p>"
    print "<p>Cost: $" ,q2, ".00</p>"

else:
    q2 = 0
    print "<p>Exterior Painting quantity: 0 <br /> Cost: $0</p>"

if form.getvalue("pressure"):
    print "<p>Pressure Washing quantity:", form["quantity3"].value, "</p>"
    print "<p>Cost : $" ,q3, ".00</p>"
else:
    q3 = 0   
    print "<p>Pressure Washing quantity: 0 <br /> Cost: $0</p>"

if form.getvalue("wood"):
    print "<p>Wood Finishing quantity:", form["quantity4"].value, "</p>"
    print "<p>Cost: $" ,int(form["quantity4"].value)*3, ".00</p>"
else:
    q4 = 0
    print "<p>Wood Finsihing quantity: 0 <br /> Cost: $0</p>"

if form.getvalue("spraycan"):
    print "<p>Spray Can quantity:", form["quantity5"].value, "</p>"
    print "<p>Cost: $" ,int(form["quantity5"].value)*10, ".00</p>"
else:
    q5 = 0
    print "<p>Spray Can quantity: 0 <br /> Cost: $0</p>"

if form.getvalue("email"):
    print "<p>An email notification will be sent to ",form["customerEmail"].value, "</p>"

total = q1 + q2 + q3 + q4 + q5
print "<p>Total Cost of goods purchased is $: ", total

def discount():
    return float(total*0.15)
disc = discount()
disc2=0
if total > 150:
    print "<p>Discount: $" , float(disc),"</p>"
else:
    total<150
    print "<p>Discount:" ,disc2,"</p>"

g1 = int(form["quantity"].value)
g2 = int(form["quantity2"].value)
g3 = int(form["quantity3"].value)
g4 = int(form["quantity4"].value)
g5 = int(form["quantity5"].value)

def gift():
    return g1+g2+g3+g4+g5 
giftwrp = gift()
if form.getvalue("giftwrap"):
    print "<p>Gift wrap cost: $ ",int(giftwrp),".00</p>"

if total > 150 and form["customerProv"].value == BC or bc or Bc or bC:
    print"<p>Tax: $",float((total-disc))*0.12,"</p>"
elif total <150 and form["customerProv"].value == BC or bc or Bc or bC:
    print "<p>Tax: $",float(total)*0.12,"</p>"
elif total > 150 and form["customerProv"].value == BC or bc or Bc or bC and form.getvalue("giftwrap"):
    print "<p>Tax: $",float(((total-disc)+giftwrp))*0.12,"</p>"
elif total < 150 and form["customerProv"].value == BC or bc or Bc or bC and form.getvalue("giftwrap"):
    print "<p>Tax: $",float((total+giftwrp))*0.12,"</p>"
elif total > 150 and form["customerProv"].value != BC or bc or Bc or bC:
    print"<p>Tax: $",float((total-disc))*0.12,"</p>"
elif total <150 and form["customerProv"].value != BC or bc or Bc or bC:
    print "<p>Tax: $",float(total)*0.12,"</p>"
elif total > 150 and form["customerProv"].value != BC or bc or Bc or bC and form.getvalue("giftwrap"):
    print "<p>Tax: $",float(((total-disc)+giftwrp))*0.12,"</p>"
elif total < 150 and form["customerProv"].value != BC or bc or Bc or bC and form.getvalue("giftwrap"):
    print "<p>Tax: $",float((total+giftwrp))*0.12,"</p>"


print "</body></html>"

编程错误条件语句税费计算

if 语句（Python/HTML）

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