Python twisted.web.wsgi 模块，input() 实例源码

def _body(self):
        try:
            read_func = self.environ['wsgi.input'].read
        except KeyError:
            self.environ['wsgi.input'] = BytesIO()
            return self.environ['wsgi.input']
        body_iter = self._iter_chunked if self.chunked else self._iter_body
        body, body_size, is_temp_file = BytesIO(), 0, False
        for part in body_iter(read_func, self.MEMFILE_MAX):
            body.write(part)
            body_size += len(part)
            if not is_temp_file and body_size > self.MEMFILE_MAX:
                body, tmp = TemporaryFile(mode='w+b'), body
                body.write(tmp.getvalue())
                del tmp
                is_temp_file = True
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.' + key, None)

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.'+key, None)

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.'+key, None)

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.'+key, None)

def _body(self):
        try:
            read_func = self.environ['wsgi.input'].read
        except KeyError:
            self.environ['wsgi.input'] = BytesIO()
            return self.environ['wsgi.input']
        body_iter = self._iter_chunked if self.chunked else self._iter_body
        body, body_size, is_temp_file = BytesIO(), 0, False
        for part in body_iter(read_func, self.MEMFILE_MAX):
            body.write(part)
            body_size += len(part)
            if not is_temp_file and body_size > self.MEMFILE_MAX:
                body, tmp = TemporaryFile(mode='w+b'), body
                body.write(tmp.getvalue())
                del tmp
                is_temp_file = True
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.'+key, None)

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.'+key, None)

def _body(self):
        try:
            read_func = self.environ['wsgi.input'].read
        except KeyError:
            self.environ['wsgi.input'] = BytesIO()
            return self.environ['wsgi.input']
        body_iter = self._iter_chunked if self.chunked else self._iter_body
        body, body_size, is_temp_file = BytesIO(), 0, False
        for part in body_iter(read_func, self.MEMFILE_MAX):
            body.write(part)
            body_size += len(part)
            if not is_temp_file and body_size > self.MEMFILE_MAX:
                body, tmp = TemporaryFile(mode='w+b'), body
                body.write(tmp.getvalue())
                del tmp
                is_temp_file = True
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.' + key, None)

def _body(self):
        try:
            read_func = self.environ['wsgi.input'].read
        except KeyError:
            self.environ['wsgi.input'] = BytesIO()
            return self.environ['wsgi.input']
        body_iter = self._iter_chunked if self.chunked else self._iter_body
        body, body_size, is_temp_file = BytesIO(), 0, False
        for part in body_iter(read_func, self.MEMFILE_MAX):
            body.write(part)
            body_size += len(part)
            if not is_temp_file and body_size > self.MEMFILE_MAX:
                body, tmp = TemporaryFile(mode='w+b'), body
                body.write(tmp.getvalue())
                del tmp
                is_temp_file = True
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.' + key, None)

def _body(self):
        try:
            read_func = self.environ['wsgi.input'].read
        except KeyError:
            self.environ['wsgi.input'] = BytesIO()
            return self.environ['wsgi.input']
        body_iter = self._iter_chunked if self.chunked else self._iter_body
        body, body_size, is_temp_file = BytesIO(), 0, False
        for part in body_iter(read_func, self.MEMFILE_MAX):
            body.write(part)
            body_size += len(part)
            if not is_temp_file and body_size > self.MEMFILE_MAX:
                body, tmp = TemporaryFile(mode='w+b'), body
                body.write(tmp.getvalue())
                del tmp
                is_temp_file = True
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.' + key, None)

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.'+key, None)

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.'+key, None)

def body(self):
        """ The HTTP request body as a seekable buffer object.

            This property returns a copy of the `wsgi.input` stream and should
            be used instead of `environ['wsgi.input']`.
         """
        if 'bottle.body' not in self.environ:
            maxread = max(0, self.content_length)
            stream = self.environ['wsgi.input']
            body = BytesIO() if maxread < MEMFILE_MAX else TemporaryFile(mode='w+b')
            while maxread > 0:
                part = stream.read(min(maxread, MEMFILE_MAX))
                if not part: #TODO: Wrong content_length. Error? Do nothing?
                    break
                body.write(part)
                maxread -= len(part)
            self.environ['wsgi.input'] = body
            self.environ['bottle.body'] = body
        self.environ['bottle.body'].seek(0)
        return self.environ['bottle.body']

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.'+key, None)

def _body(self):
        try:
            read_func = self.environ['wsgi.input'].read
        except KeyError:
            self.environ['wsgi.input'] = BytesIO()
            return self.environ['wsgi.input']
        body_iter = self._iter_chunked if self.chunked else self._iter_body
        body, body_size, is_temp_file = BytesIO(), 0, False
        for part in body_iter(read_func, self.MEMFILE_MAX):
            body.write(part)
            body_size += len(part)
            if not is_temp_file and body_size > self.MEMFILE_MAX:
                body, tmp = TemporaryFile(mode='w+b'), body
                body.write(tmp.getvalue())
                del tmp
                is_temp_file = True
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.' + key, None)

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.'+key, None)

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.'+key, None)

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.'+key, None)

def _body(self):
        try:
            read_func = self.environ['wsgi.input'].read
        except KeyError:
            self.environ['wsgi.input'] = BytesIO()
            return self.environ['wsgi.input']
        body_iter = self._iter_chunked if self.chunked else self._iter_body
        body, body_size, is_temp_file = BytesIO(), 0, False
        for part in body_iter(read_func, self.MEMFILE_MAX):
            body.write(part)
            body_size += len(part)
            if not is_temp_file and body_size > self.MEMFILE_MAX:
                body, tmp = TemporaryFile(mode='w+b'), body
                body.write(tmp.getvalue())
                del tmp
                is_temp_file = True
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.' + key, None)

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.'+key, None)

def _body(self):
        try:
            read_func = self.environ['wsgi.input'].read
        except KeyError:
            self.environ['wsgi.input'] = BytesIO()
            return self.environ['wsgi.input']
        body_iter = self._iter_chunked if self.chunked else self._iter_body
        body, body_size, is_temp_file = BytesIO(), 0, False
        for part in body_iter(read_func, self.MEMFILE_MAX):
            body.write(part)
            body_size += len(part)
            if not is_temp_file and body_size > self.MEMFILE_MAX:
                body, tmp = TemporaryFile(mode='w+b'), body
                body.write(tmp.getvalue())
                del tmp
                is_temp_file = True
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.' + key, None)

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.'+key, None)

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.'+key, None)

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.'+key, None)

def _body(self):
        try:
            read_func = self.environ['wsgi.input'].read
        except KeyError:
            self.environ['wsgi.input'] = BytesIO()
            return self.environ['wsgi.input']
        body_iter = self._iter_chunked if self.chunked else self._iter_body
        body, body_size, is_temp_file = BytesIO(), 0, False
        for part in body_iter(read_func, self.MEMFILE_MAX):
            body.write(part)
            body_size += len(part)
            if not is_temp_file and body_size > self.MEMFILE_MAX:
                body, tmp = TemporaryFile(mode='w+b'), body
                body.write(tmp.getvalue())
                del tmp
                is_temp_file = True
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.' + key, None)

def _body(self):
        try:
            read_func = self.environ['wsgi.input'].read
        except KeyError:
            self.environ['wsgi.input'] = BytesIO()
            return self.environ['wsgi.input']
        body_iter = self._iter_chunked if self.chunked else self._iter_body
        body, body_size, is_temp_file = BytesIO(), 0, False
        for part in body_iter(read_func, self.MEMFILE_MAX):
            body.write(part)
            body_size += len(part)
            if not is_temp_file and body_size > self.MEMFILE_MAX:
                body, tmp = TemporaryFile(mode='w+b'), body
                body.write(tmp.getvalue())
                del tmp
                is_temp_file = True
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.' + key, None)

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.'+key, None)

def _body(self):
        try:
            read_func = self.environ['wsgi.input'].read
        except KeyError:
            self.environ['wsgi.input'] = BytesIO()
            return self.environ['wsgi.input']
        body_iter = self._iter_chunked if self.chunked else self._iter_body
        body, body_size, is_temp_file = BytesIO(), 0, False
        for part in body_iter(read_func, self.MEMFILE_MAX):
            body.write(part)
            body_size += len(part)
            if not is_temp_file and body_size > self.MEMFILE_MAX:
                body, tmp = TemporaryFile(mode='w+b'), body
                body.write(tmp.getvalue())
                del tmp
                is_temp_file = True
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.' + key, None)

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.'+key, None)

def _body(self):
        try:
            read_func = self.environ['wsgi.input'].read
        except KeyError:
            self.environ['wsgi.input'] = BytesIO()
            return self.environ['wsgi.input']
        body_iter = self._iter_chunked if self.chunked else self._iter_body
        body, body_size, is_temp_file = BytesIO(), 0, False
        for part in body_iter(read_func, self.MEMFILE_MAX):
            body.write(part)
            body_size += len(part)
            if not is_temp_file and body_size > self.MEMFILE_MAX:
                body, tmp = TemporaryFile(mode='w+b'), body
                body.write(tmp.getvalue())
                del tmp
                is_temp_file = True
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.' + key, None)

def _body(self):
        """ The HTTP request body as a seekable file-like object.

            This property returns a copy of the `wsgi.input` stream and should
            be used instead of `environ['wsgi.input']`.
         """
        maxread = max(0, self.content_length)
        stream = self.environ['wsgi.input']
        body = BytesIO() if maxread < MEMFILE_MAX else TemporaryFile(mode='w+b')
        while maxread > 0:
            part = stream.read(min(maxread, MEMFILE_MAX))
            if not part: break
            body.write(part)
            maxread -= len(part)
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body

def _body(self):
        """ The HTTP request body as a seekable file-like object.

            This property returns a copy of the `wsgi.input` stream and should
            be used instead of `environ['wsgi.input']`.
         """
        maxread = max(0, self.content_length)
        stream = self.environ['wsgi.input']
        body = BytesIO() if maxread < MEMFILE_MAX else TemporaryFile(mode='w+b')
        while maxread > 0:
            part = stream.read(min(maxread, MEMFILE_MAX))
            if not part: break
            body.write(part)
            maxread -= len(part)
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body

def _body(self):
        try:
            read_func = self.environ['wsgi.input'].read
        except KeyError:
            self.environ['wsgi.input'] = BytesIO()
            return self.environ['wsgi.input']
        body_iter = self._iter_chunked if self.chunked else self._iter_body
        body, body_size, is_temp_file = BytesIO(), 0, False
        for part in body_iter(read_func, self.MEMFILE_MAX):
            body.write(part)
            body_size += len(part)
            if not is_temp_file and body_size > self.MEMFILE_MAX:
                body, tmp = TemporaryFile(mode='w+b'), body
                body.write(tmp.getvalue())
                del tmp
                is_temp_file = True
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.' + key, None)

def _body(self):
        try:
            read_func = self.environ['wsgi.input'].read
        except KeyError:
            self.environ['wsgi.input'] = BytesIO()
            return self.environ['wsgi.input']
        body_iter = self._iter_chunked if self.chunked else self._iter_body
        body, body_size, is_temp_file = BytesIO(), 0, False
        for part in body_iter(read_func, self.MEMFILE_MAX):
            body.write(part)
            body_size += len(part)
            if not is_temp_file and body_size > self.MEMFILE_MAX:
                body, tmp = TemporaryFile(mode='w+b'), body
                body.write(tmp.getvalue())
                del tmp
                is_temp_file = True
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.' + key, None)

def _body(self):
        try:
            read_func = self.environ['wsgi.input'].read
        except KeyError:
            self.environ['wsgi.input'] = BytesIO()
            return self.environ['wsgi.input']
        body_iter = self._iter_chunked if self.chunked else self._iter_body
        body, body_size, is_temp_file = BytesIO(), 0, False
        for part in body_iter(read_func, self.MEMFILE_MAX):
            body.write(part)
            body_size += len(part)
            if not is_temp_file and body_size > self.MEMFILE_MAX:
                body, tmp = TemporaryFile(mode='w+b'), body
                body.write(tmp.getvalue())
                del tmp
                is_temp_file = True
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body

def __setitem__(self, key, value):
        """ Change an environ value and clear all caches that depend on it. """

        if self.environ.get('bottle.request.readonly'):
            raise KeyError('The environ dictionary is read-only.')

        self.environ[key] = value
        todelete = ()

        if key == 'wsgi.input':
            todelete = ('body', 'forms', 'files', 'params', 'post', 'json')
        elif key == 'QUERY_STRING':
            todelete = ('query', 'params')
        elif key.startswith('HTTP_'):
            todelete = ('headers', 'cookies')

        for key in todelete:
            self.environ.pop('bottle.request.' + key, None)

def _body(self):
        try:
            read_func = self.environ['wsgi.input'].read
        except KeyError:
            self.environ['wsgi.input'] = BytesIO()
            return self.environ['wsgi.input']
        body_iter = self._iter_chunked if self.chunked else self._iter_body
        body, body_size, is_temp_file = BytesIO(), 0, False
        for part in body_iter(read_func, self.MEMFILE_MAX):
            body.write(part)
            body_size += len(part)
            if not is_temp_file and body_size > self.MEMFILE_MAX:
                body, tmp = TemporaryFile(mode='w+b'), body
                body.write(tmp.getvalue())
                del tmp
                is_temp_file = True
        self.environ['wsgi.input'] = body
        body.seek(0)
        return body