Bitmessage/PyBitmessage-2024-12-04
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qtpy based fallback for PyQt5

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This commit is contained in:
Dmitri Bogomolov 2021-10-07 18:31:51 +03:00
parent 2f8734d60b
commit 9a1424c189
Signed by untrusted user: g1itch
GPG Key ID: 720A756F18DEED13
2 changed files with 46 additions and 36 deletions
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18
src/depends.py
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@ -384,25 +384,25 @@ def check_pyqt():
""" """
# pylint: disable=no-member # pylint: disable=no-member
try: try:
from fallback import qtpy from fallback import PyQt5
except ImportError: except ImportError:
logger.error( logger.error(
'PyBitmessage requires qtpy, PyQt 4.8 or later and Qt 4.7 or later.' 'PyBitmessage requires PyQt5 or qtpy, PyQt 4.8 or later'
) ' and Qt 4.7 or later.')
qtpy = None PyQt5 = None
if not qtpy: if not PyQt5:
return False return False
logger.info('PyQt Version: %s', qtpy.PYQT_VERSION) logger.info('PyQt Version: %s', PyQt5.PYQT_VERSION)
logger.info('Qt Version: %s', qtpy.QT_VERSION) logger.info('Qt Version: %s', PyQt5.QT_VERSION)
passed = True passed = True
if version.LooseVersion(qtpy.PYQT_VERSION) < '4.8': if version.LooseVersion(PyQt5.PYQT_VERSION) < '4.8':
logger.error( logger.error(
'This version of PyQt is too old. PyBitmessage requries' 'This version of PyQt is too old. PyBitmessage requries'
' PyQt 4.8 or later.') ' PyQt 4.8 or later.')
passed = False passed = False
if version.LooseVersion(qtpy.QT_VERSION) < '4.7': if version.LooseVersion(PyQt5.QT_VERSION) < '4.7':
logger.error( logger.error(
'This version of Qt is too old. PyBitmessage requries' 'This version of Qt is too old. PyBitmessage requries'
' Qt 4.7 or later.') ' Qt 4.7 or later.')

62
src/fallback/__init__.py
View File

@ -32,34 +32,44 @@ else:
return hasher return hasher
try: try:
import qtpy import PyQt5
except ImportError: except ImportError:
try: try:
from PyQt5 import QtCore, QtGui, QtWidgets, QtNetwork, uic import qtpy as PyQt5
except ImportError:
qtpy = None
else:
import sys
import types
QtCore.Signal = QtCore.pyqtSignal
context = {
'API': 'pyqt5', # for tr
'PYQT_VERSION': QtCore.PYQT_VERSION_STR,
'QT_VERSION': QtCore.QT_VERSION_STR,
'QtCore': QtCore,
'QtGui': QtGui,
'QtWidgets': QtWidgets,
'QtNetwork': QtNetwork,
'uic': uic
}
try:
from PyQt5 import QtTest
except ImportError: except ImportError:
pass pass
else: else:
context['QtTest'] = QtTest from PyQt5 import QtCore
qtpy = types.ModuleType(
'qtpy', 'PyQt5 based dynamic fallback for qtpy') QtCore.Signal = QtCore.pyqtSignal
qtpy.__dict__.update(context) PyQt5.PYQT_VERSION = QtCore.PYQT_VERSION_STR
sys.modules['qtpy'] = qtpy PyQt5.QT_VERSION = QtCore.QT_VERSION_STR
# try:
# from qtpy import QtCore, QtGui, QtWidgets, QtNetwork, uic
# except ImportError:
# PyQt5 = None
# else:
# import sys
# import types
# QtCore.Signal = QtCore.pyqtSignal
# context = {
# 'API': 'pyqt5', # for tr
# 'PYQT_VERSION': QtCore.PYQT_VERSION_STR,
# 'QT_VERSION': QtCore.QT_VERSION_STR,
# 'QtCore': QtCore,
# 'QtGui': QtGui,
# 'QtWidgets': QtWidgets,
# 'QtNetwork': QtNetwork,
# 'uic': uic
# }
# try:
# from PyQt5 import QtTest
# except ImportError:
# pass
# else:
# context['QtTest'] = QtTest
# PyQt5 = types.ModuleType(
# 'PyQt5', 'qtpy based dynamic fallback for PyQt5')
# PyQt5.__dict__.update(context)
# sys.modules['PyQt5'] = PyQt5