More code cleaning for CHANGELOG/README

Author: PierreRaybaut

CHANGELOG.md

@@ -2,31 +2,31 @@
 
 ## Version 0.8.3
 
-- Fixed simple plot examples (setup.py & plot.py's doc page) following the introduction 
+- Fixed simple plot examples (setup.py & plot.py's doc page) following the introduction
   of the new QtPy dependency (Qt compatibility layer) since V0.8.0.
 
 ## Version 0.8.2
 
 - Added new GUI-based test script `PythonQwt-py3` to run the test launcher.
-- Added command-line options to the `PythonQwt-tests-py3` script to run all the tests 
-  simultenously in unattended mode (`--mode unattended`) or to update all the 
+- Added command-line options to the `PythonQwt-tests-py3` script to run all the tests
+  simultenously in unattended mode (`--mode unattended`) or to update all the
   screenshots (`--mode screenshots`).
-- Added internal scripts for automated test in virtual environments with both PyQt5 and 
+- Added internal scripts for automated test in virtual environments with both PyQt5 and
   PySide2.
 
 ## Version 0.8.1
 
-- PySide2 support was significatively improved betwen PythonQwt V0.8.0 and 
+- PySide2 support was significatively improved betwen PythonQwt V0.8.0 and
   V0.8.1 thanks to the new `qwt.qwt_curve.array2d_to_qpolygonf` function.
 
 ## Version 0.8.0
 
-- Added PySide2 support: PythonQwt is now compatible with Python 2.7, Python 3.4+, 
+- Added PySide2 support: PythonQwt is now compatible with Python 2.7, Python 3.4+,
   PyQt4, PyQt5 and PySide2!
 
 ## Version 0.7.1
 
-- Changed QwtPlotItem.detachItems signature: removed unnecessary "autoDelete" argument, 
+- Changed QwtPlotItem.detachItems signature: removed unnecessary "autoDelete" argument,
   initialiazing "rtti" argument to None (remove all items)
 - Improved Qt universal support (PyQt5, ...)
 
@@ -43,11 +43,11 @@
 - Added new test launcher with screenshots (automatically generated)
 - Removed `guidata` dependency thanks to the new specific GUI-based test launcher
 - Updated documentation (added more examples, using automatically generated screenshots)
-- QwtPlot: added "flatStyle" option, a PythonQwt-exclusive feature improving 
-  default plot style (without margin, more compact and flat look) -- option is 
+- QwtPlot: added "flatStyle" option, a PythonQwt-exclusive feature improving
+  default plot style (without margin, more compact and flat look) -- option is
   enabled by default
-- QwtAbstractScaleDraw: added option to set the tick color lighter factor for 
-  each tick type (minor, medium, major) -- this feature is used with the new 
+- QwtAbstractScaleDraw: added option to set the tick color lighter factor for
+  each tick type (minor, medium, major) -- this feature is used with the new
   flatStyle option
 - Fixed obvious errors (+ poor implementations) in untested code parts
 - Major code cleaning and formatting
@@ -70,7 +70,7 @@
 
 ## Version 0.6.1
 
-- Fixed rounding issue with PythonQwt scale engine (0...1000 is now divided 
+- Fixed rounding issue with PythonQwt scale engine (0...1000 is now divided
   in 200-size steps, as in both Qwt and PyQwt)
 - Removed unnecessary mask on scaleWidget (this closes #35)
 - CurveBenchmark.py: fixed TypeError with numpy.linspace (NumPy=1.18)
@@ -93,17 +93,17 @@
 
 ## Version 0.5.4
 
-Fixed an annoying bug which caused scale widget (axis ticks in particular) 
-to be misaligned with canvas grid: the user was forced to resize the plot 
+Fixed an annoying bug which caused scale widget (axis ticks in particular)
+to be misaligned with canvas grid: the user was forced to resize the plot
 widget as a workaround
 
 ## Version 0.5.3
 
-- Better handling of infinity and `NaN` values in scales (removed `NumPy` 
+- Better handling of infinity and `NaN` values in scales (removed `NumPy`
 warnings)
-- Now handling infinity and `NaN` values in series data: removing points that 
+- Now handling infinity and `NaN` values in series data: removing points that
 can't be drawn
-- Fixed logarithmic scale engine: presence of values <= 0 was slowing down 
+- Fixed logarithmic scale engine: presence of values <= 0 was slowing down
 series data plotting
 
 ## Version 0.5.2
@@ -115,22 +115,22 @@ series data plotting
 
 ## Version 0.5.1
 
-- Fixed Issue #22: fixed scale issues in [CurveDemo2.py](qwt/tests/CurveDemo2.py) 
+- Fixed Issue #22: fixed scale issues in [CurveDemo2.py](qwt/tests/CurveDemo2.py)
 and [ImagePlotDemo.py](qwt/tests/ImagePlotDemo.py)
 - `QwtPlotCurve`: sticks were not drawn correctly depending on orientation
 - `QwtInterval`: avoid overflows with `NumPy` scalars
 - Fixed Issue #28: curve shading was broken since v0.5.0
 - setup.py: using setuptools "entry_points" instead of distutils "scripts"
-- Showing curves/plots number in benchmarks to avoid any misinterpretation 
+- Showing curves/plots number in benchmarks to avoid any misinterpretation
 (see Issue #26)
 - Added Python2/Python3 scripts for running tests
 
 ## Version 0.5.0
 
 - Various optimizations
-- Major API simplification, taking into account the feature that won't be 
+- Major API simplification, taking into account the feature that won't be
 implemented (fitting, rounding, weeding out points, clipping, etc.)
-- Added `QwtScaleDraw.setLabelAutoSize`/`labelAutoSize` methods to set the new 
+- Added `QwtScaleDraw.setLabelAutoSize`/`labelAutoSize` methods to set the new
 auto size option (see [documentation](http://pythonhosted.org/PythonQwt/))
 
 ## Version 0.4.0
@@ -145,18 +145,18 @@ Renamed the project (python-qwt --> PythonQwt), for various reasons.
 
 ## Version 0.2.1
 
-Fixed Issue #23: "argument numPoints is not implemented" error was showing 
+Fixed Issue #23: "argument numPoints is not implemented" error was showing
 up when calling `QwtSymbol.drawSymbol(symbol, QPoint(x, y))`.
 
 ## Version 0.2.0
 
-Added docstrings in all Python modules and a complete documentation based on 
+Added docstrings in all Python modules and a complete documentation based on
 Sphinx. See the Overview section for API limitations when comparing to Qwt.
 
 ## Version 0.1.1
 
-Fixed Issue #21 (blocking issue *only* on non-Windows platforms when 
-building the package): typo in "PythonQwt-tests" script name 
+Fixed Issue #21 (blocking issue *only* on non-Windows platforms when
+building the package): typo in "PythonQwt-tests" script name
 (in [setup script](setup.py))
 
 ## Version 0.1.0

README.md

@@ -69,18 +69,18 @@ PythonQwt-tests-py3 --mode unattended
 
 ## Overview
 
-The `qwt` package is a pure Python implementation of `Qwt` C++ library with 
+The `qwt` package is a pure Python implementation of `Qwt` C++ library with
 the following limitations.
 
 The following `Qwt` classes won't be reimplemented in `qwt` because more
-powerful features already exist in `guiqwt`: `QwtPlotZoomer`, 
+powerful features already exist in `guiqwt`: `QwtPlotZoomer`,
 `QwtCounter`, `QwtEventPattern`, `QwtPicker`, `QwtPlotPicker`.
 
-Only the following plot items are currently implemented in `qwt` (the only 
-plot items needed by `guiqwt`): `QwtPlotItem` (base class), `QwtPlotItem`, 
+Only the following plot items are currently implemented in `qwt` (the only
+plot items needed by `guiqwt`): `QwtPlotItem` (base class), `QwtPlotItem`,
 `QwtPlotMarker`, `QwtPlotSeriesItem` and `QwtPlotCurve`.
 
-See "Overview" section in [documentation](https://pythonqwt.readthedocs.io/en/latest/) 
+See "Overview" section in [documentation](https://pythonqwt.readthedocs.io/en/latest/)
 for more details on API limitations when comparing to Qwt.
 
 ## Dependencies
@@ -96,23 +96,23 @@ for more details on API limitations when comparing to Qwt.
 
 ![PyQt5 vs PySide2](doc/images/pyqt5_vs_pyside2.png)
 
-Try running the `curvebenchmark1.py` test with PyQt5 and PySide: you will notice a 
-huge performance issue with PySide2 (see screenshot above). This is due to the fact 
-that `QPainter.drawPolyline` is much more efficient in PyQt5 than it is in PySide2 
+Try running the `curvebenchmark1.py` test with PyQt5 and PySide: you will notice a
+huge performance issue with PySide2 (see screenshot above). This is due to the fact
+that `QPainter.drawPolyline` is much more efficient in PyQt5 than it is in PySide2
 (see [this bug report](https://bugreports.qt.io/projects/PYSIDE/issues/PYSIDE-1366)).
 
-As a consequence, until this bug is fixed in PySide2, we still recommend using PyQt5 
+As a consequence, until this bug is fixed in PySide2, we still recommend using PyQt5
 instead of PySide2 when it comes to representing huge data sets.
 
-However, PySide2 support was significatively improved betwen PythonQwt V0.8.0 and 
-V0.8.1 thanks to the new `array2d_to_qpolygonf` function (see the part related to 
+However, PySide2 support was significatively improved betwen PythonQwt V0.8.0 and
+V0.8.1 thanks to the new `array2d_to_qpolygonf` function (see the part related to
 PySide2 in the code below).
 
 ```python
 def array2d_to_qpolygonf(xdata, ydata):
     """
-    Utility function to convert two 1D-NumPy arrays representing curve data 
-    (X-axis, Y-axis data) into a single polyline (QtGui.PolygonF object). 
+    Utility function to convert two 1D-NumPy arrays representing curve data
+    (X-axis, Y-axis data) into a single polyline (QtGui.PolygonF object).
     This feature is compatible with PyQt4, PyQt5 and PySide2 (requires QtPy).
 
     License/copyright: MIT License © Pierre Raybaut 2020.
@@ -155,9 +155,9 @@ python setup.py install
 ### Main code base
 
 - Copyright © 2002 Uwe Rathmann, for the original Qwt C++ code
-- Copyright © 2015 Pierre Raybaut, for the Qwt C++ to Python translation and 
+- Copyright © 2015 Pierre Raybaut, for the Qwt C++ to Python translation and
 optimization
-- Copyright © 2015 Pierre Raybaut, for the PythonQwt specific and exclusive 
+- Copyright © 2015 Pierre Raybaut, for the PythonQwt specific and exclusive
 Python material
 
 ### PyQt, PySide and Python2/Python3 compatibility modules
@@ -168,14 +168,14 @@ Python material
 ### Some examples
 
 - Copyright © 2003-2009 Gerard Vermeulen, for the original PyQwt code
-- Copyright © 2015 Pierre Raybaut, for the PyQt5/PySide port and further 
+- Copyright © 2015 Pierre Raybaut, for the PyQt5/PySide port and further
 developments (e.g. ported to PythonQwt API)
 
 ## License
 
-The `qwt` Python package was partly (>95%) translated from Qwt C++ library: 
-the associated code is distributed under the terms of the LGPL license. The 
-rest of the code was either wrote from scratch or strongly inspired from MIT 
+The `qwt` Python package was partly (>95%) translated from Qwt C++ library:
+the associated code is distributed under the terms of the LGPL license. The
+rest of the code was either wrote from scratch or strongly inspired from MIT
 licensed third-party software.
 
 See included [LICENSE](LICENSE) file for more details about licensing terms.