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diff --git a/sources/pyside2/doc/codesnippets/doc/src/snippets/code/src_corelib_concurrent_qtconcurrentmap.cpp b/sources/pyside2/doc/codesnippets/doc/src/snippets/code/src_corelib_concurrent_qtconcurrentmap.cpp
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-/****************************************************************************
-**
-** Copyright (C) 2016 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the documentation of Qt for Python.
-**
-** $QT_BEGIN_LICENSE:BSD$
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** BSD License Usage
-** Alternatively, you may use this file under the terms of the BSD license
-** as follows:
-**
-** "Redistribution and use in source and binary forms, with or without
-** modification, are permitted provided that the following conditions are
-** met:
-** * Redistributions of source code must retain the above copyright
-** notice, this list of conditions and the following disclaimer.
-** * Redistributions in binary form must reproduce the above copyright
-** notice, this list of conditions and the following disclaimer in
-** the documentation and/or other materials provided with the
-** distribution.
-** * Neither the name of The Qt Company Ltd nor the names of its
-** contributors may be used to endorse or promote products derived
-** from this software without specific prior written permission.
-**
-**
-** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-//! [0]
-U function(const T &t);
-//! [0]
-
-
-//! [1]
-QImage scaled(const QImage &image)
-{
- return image.scaled(100, 100);
-}
-
-QList<QImage> images = ...;
-QFuture<QImage> thumbnails = QtConcurrent::mapped(images, scaled);
-//! [1]
-
-
-//! [2]
-U function(T &t);
-//! [2]
-
-
-//! [3]
-void scale(QImage &image)
-{
- image = image.scaled(100, 100);
-}
-
-QList<QImage> images = ...;
-QFuture<void> future = QtConcurrent::map(images, scale);
-//! [3]
-
-
-//! [4]
-V function(T &result, const U &intermediate)
-//! [4]
-
-
-//! [5]
-void addToCollage(QImage &collage, const QImage &thumbnail)
-{
- QPainter p(&collage);
- static QPoint offset = QPoint(0, 0);
- p.drawImage(offset, thumbnail);
- offset += ...;
-}
-
-QList<QImage> images = ...;
-QFuture<QImage> collage = QtConcurrent::mappedReduced(images, scaled, addToCollage);
-//! [5]
-
-
-//! [6]
-QList<QImage> images = ...;
-
-QFuture<QImage> thumbnails = QtConcurrent::mapped(images.constBegin(), images.constEnd(), scaled);
-
-// map in-place only works on non-const iterators
-QFuture<void> future = QtConcurrent::map(images.begin(), images.end(), scale);
-
-QFuture<QImage> collage = QtConcurrent::mappedReduced(images.constBegin(), images.constEnd(), scaled, addToCollage);
-//! [6]
-
-
-//! [7]
-QList<QImage> images = ...;
-
-// each call blocks until the entire operation is finished
-QList<QImage> future = QtConcurrent::blockingMapped(images, scaled);
-
-QtConcurrent::blockingMap(images, scale);
-
-QImage collage = QtConcurrent::blockingMappedReduced(images, scaled, addToCollage);
-//! [7]
-
-
-//! [8]
-// squeeze all strings in a QStringList
-QStringList strings = ...;
-QFuture<void> squeezedStrings = QtConcurrent::map(strings, &QString::squeeze);
-
-// swap the rgb values of all pixels on a list of images
-QList<QImage> images = ...;
-QFuture<QImage> bgrImages = QtConcurrent::mapped(images, &QImage::rgbSwapped);
-
-// create a set of the lengths of all strings in a list
-QStringList strings = ...;
-QFuture<QSet<int> > wordLengths = QtConcurrent::mappedReduced(string, &QString::length, &QSet<int>::insert);
-//! [8]
-
-
-//! [9]
-// can mix normal functions and member functions with QtConcurrent::mappedReduced()
-
-// compute the average length of a list of strings
-extern void computeAverage(int &average, int length);
-QStringList strings = ...;
-QFuture<int> averageWordLength = QtConcurrent::mappedReduced(strings, &QString::length, computeAverage);
-
-// create a set of the color distribution of all images in a list
-extern int colorDistribution(const QImage &string);
-QList<QImage> images = ...;
-QFuture<QSet<int> > totalColorDistribution = QtConcurrent::mappedReduced(images, colorDistribution, QSet<int>::insert);
-//! [9]
-
-
-//! [10]
-QImage QImage::scaledToWidth(int width, Qt::TransformationMode) const;
-//! [10]
-
-
-//! [11]
-boost::bind(&QImage::scaledToWidth, 100, Qt::SmoothTransformation)
-//! [11]
-
-
-//! [12]
-QImage scaledToWith(const QImage &image)
-//! [12]
-
-
-//! [13]
-QList<QImage> images = ...;
-QFuture<QImage> thumbnails = QtConcurrent::mapped(images, boost::bind(&QImage::scaledToWidth, 100 Qt::SmoothTransformation));
-//! [13]
-
-//! [14]
-struct Scaled
-{
- Scaled(int size)
- : m_size(size) { }
-
- typedef QImage result_type;
-
- QImage operator()(const QImage &image)
- {
- return image.scaled(m_size, m_size);
- }
-
- int m_size;
-};
-
-QList<QImage> images = ...;
-QFuture<QImage> thumbnails = QtConcurrent::mapped(images, Scaled(100));
-//! [14]