Merge pull request #315 from dalthviz/fixes_issue_304

PR: Add `QtCharts` alias for backward compatibility with 1.x

qtpy/QtCharts.py

@@ -12,6 +12,7 @@
 if PYQT5:
     try:
         from PyQt5.QtChart import *
+        from PyQt5 import QtChart as QtCharts
     except ImportError as error:
         raise PythonQtError(
             'The QtChart module was not found. '
@@ -20,14 +21,17 @@
 elif PYQT6:
     try:
         from PyQt6.QtCharts import *
+        from PyQt6 import QtCharts
     except ImportError as error:
         raise PythonQtError(
             'The QtCharts module was not found. '
             'It needs to be installed separately for PyQt6.'
             ) from error
 elif PYSIDE6:
     from PySide6.QtCharts import *
+    from PySide6 import QtCharts
 elif PYSIDE2:
+    from PySide2.QtCharts import *
     # https://bugreports.qt.io/projects/PYSIDE/issues/PYSIDE-1026
     import PySide2.QtCharts as __temp
     import inspect

qtpy/tests/test_qtcharts.py

@@ -8,3 +8,4 @@ def test_qtcharts():
     """Test the qtpy.QtCharts namespace"""
     from qtpy import QtCharts
     assert QtCharts.QChart is not None
+    assert QtCharts.QtCharts.QChart is not None