how to run python server python3 code example

Example 1: start a simple http server python3

python3 -m http.server 8000

Example 2: python localhost

# If Python version returned above is 3.X
python3 -m http.server
# On windows try "python" instead of "python3", or "py -3"
# If Python version returned above is 2.X
python -m SimpleHTTPServer

Example 3: run python code on my website

#!/usr/bin/env python
# save as cgi-bin/index.py
# Python 2.7
import cgi
import cgitb; cgitb.enable()

form = cgi.FieldStorage()
html = """
<html>
<head>
</head>
<body>
<form action="index.py" name="myform" method="GET">
	    Enter length:  <input type="text" name="length"><br />
	    Enter width: <input type="text" name="width"><br />
	    <input type="submit" value="submit">
</form>
</body>
</html>
"""


try:
    length = int(form['length'].value)
    width = int(form['width'].value)
    area = length * width
    print "Content-Type: text/html"
    print 
    print "<p>The area is:  " + str(area) + "</p>"
except KeyError:
    print html

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