Bitmessage/PyBitmessage-2024-12-03
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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.')

64
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: except ImportError:
qtpy = None pass
else: else:
import sys from PyQt5 import QtCore
import types
QtCore.Signal = QtCore.pyqtSignal QtCore.Signal = QtCore.pyqtSignal
context = { PyQt5.PYQT_VERSION = QtCore.PYQT_VERSION_STR
'API': 'pyqt5', # for tr PyQt5.QT_VERSION = QtCore.QT_VERSION_STR
'PYQT_VERSION': QtCore.PYQT_VERSION_STR, # try:
'QT_VERSION': QtCore.QT_VERSION_STR, # from qtpy import QtCore, QtGui, QtWidgets, QtNetwork, uic
'QtCore': QtCore, # except ImportError:
'QtGui': QtGui, # PyQt5 = None
'QtWidgets': QtWidgets, # else:
'QtNetwork': QtNetwork, # import sys
'uic': uic # import types
}
try: # QtCore.Signal = QtCore.pyqtSignal
from PyQt5 import QtTest # context = {
except ImportError: # 'API': 'pyqt5', # for tr
pass # 'PYQT_VERSION': QtCore.PYQT_VERSION_STR,
else: # 'QT_VERSION': QtCore.QT_VERSION_STR,
context['QtTest'] = QtTest # 'QtCore': QtCore,
qtpy = types.ModuleType( # 'QtGui': QtGui,
'qtpy', 'PyQt5 based dynamic fallback for qtpy') # 'QtWidgets': QtWidgets,
qtpy.__dict__.update(context) # 'QtNetwork': QtNetwork,
sys.modules['qtpy'] = qtpy # '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