def print_environ_usage():
    print """
<H3>These environment variables could have been set:</H3>
<UL>
<LI>AUTH_TYPE</LI>
<LI>CONTENT_LENGTH</LI>
<LI>CONTENT_TYPE</LI>
<LI>DATE_GMT</LI>
<LI>DATE_LOCAL</LI>
<LI>DOCUMENT_NAME</LI>
<LI>DOCUMENT_ROOT</LI>
<LI>DOCUMENT_URI</LI>
<LI>GATEWAY_INTERFACE</LI>
<LI>LAST_MODIFIED</LI>
<LI>PATH</LI>
<LI>PATH_INFO</LI>
<LI>PATH_TRANSLATED</LI>
<LI>QUERY_STRING</LI>
<LI>REMOTE_ADDR</LI>
<LI>REMOTE_HOST</LI>
<LI>REMOTE_IDENT</LI>
<LI>REMOTE_USER</LI>
<LI>REQUEST_METHOD</LI>
<LI>SCRIPT_NAME</LI>
<LI>SERVER_NAME</LI>
<LI>SERVER_PORT</LI>
<LI>SERVER_PROTOCOL</LI>
<LI>SERVER_ROOT</LI>
<LI>SERVER_SOFTWARE</LI>
</UL>
In addition, HTTP headers sent by the server may be passed in the
environment as well.  Here are some common variable names:
<UL>
<LI>HTTP_ACCEPT</LI>
<LI>HTTP_CONNECTION</LI>
<LI>HTTP_HOST</LI>
<LI>HTTP_PRAGMA</LI>
<LI>HTTP_REFERER</LI>
<LI>HTTP_USER_AGENT</LI>
</UL>
"""


# Utilities
Dump a list of environment variables used by CGI as HTML.
dataset/ETHPy150Open kdart/pycopia/core/pycopia/inet/cgi_test.py/print_environ_usage