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#!/usr/bin/env python
from __future__ import print_function
import sys
# Quiet warnings in this CGI so that it does not upset tests.
if not sys.warnoptions:
import warnings
warnings.simplefilter("ignore")
# TODO: cgi is deprecated and will go away in Python 3.13.
import cgi
print('Content-type: text/plain')
print('')
if sys.version_info.major >= 3:
# Python 3: cgi.FieldStorage keeps some field names as unicode and some as
# the repr() of byte strings, duh.
class FieldStorage(cgi.FieldStorage):
def _key_candidates(self, key):
yield key
try:
# assume bytes, coerce to str
try:
yield key.decode(self.encoding)
except UnicodeDecodeError:
pass
except AttributeError:
# assume str, coerce to bytes
try:
yield key.encode(self.encoding)
except UnicodeEncodeError:
pass
def __getitem__(self, key):
superobj = super(FieldStorage, self)
error = None
for candidate in self._key_candidates(key):
if isinstance(candidate, bytes):
# ouch
candidate = repr(candidate)
try:
return superobj.__getitem__(candidate)
except KeyError as e:
if error is None:
error = e
# fall through, re-raise the first KeyError
raise error
def __contains__(self, key):
superobj = super(FieldStorage, self)
for candidate in self._key_candidates(key):
if superobj.__contains__(candidate):
return True
return False
else: # PY2
FieldStorage = cgi.FieldStorage
form = FieldStorage()
print('Filename: %s' % form['up'].filename)
print('Name: %s' % form['name'].value)
print('Content: %s' % form['up'].file.read())
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