def is_notebook():
try:
from IPython import get_ipython as _get_ipython
if 'IPKernelApp' not in _get_ipython().config: # pragma: no cover
raise ImportError("console")
except:
return False
return True
def enable_gui():
"""Populate silx.sx module with silx.gui features and initialise Qt"""
if _NO_DISPLAY: # Missing DISPLAY under linux
_logger.warning('Not loading silx.gui features: No DISPLAY available')
return
global qt, _qapp
if _IS_NOTEBOOK:
_get_ipython().enable_pylab(gui='qt', import_all=False)
from silx.gui import qt
# Create QApplication and keep reference only if needed
if not qt.QApplication.instance():
_qapp = qt.QApplication([])
if hasattr(_sys, 'ps1'): # If from console, change windows icon
# Change windows default icon
from silx.gui import icons
app = qt.QApplication.instance()
app.setWindowIcon(icons.getQIcon('silx'))
global ImageView, PlotWidget, PlotWindow, Plot1D
global Plot2D, StackView, ScatterView, TickMode
from silx.gui.plot import (ImageView, PlotWidget, PlotWindow, Plot1D,
Plot2D, StackView, ScatterView,
TickMode) # noqa
global plot, imshow, scatter, ginput
from ._plot import plot, imshow, scatter, ginput # noqa
try:
import OpenGL
except ImportError:
_logger.warning(
'Not loading silx.gui.plot3d features: PyOpenGL is not installed')
else:
global contour3d, points3d
from ._plot3d import contour3d, points3d # noqa
def enable_gui():
"""Populate silx.sx module with silx.gui features and initialise Qt"""
if _NO_DISPLAY: # Missing DISPLAY under linux
_logger.warning(
'Not loading silx.gui features: No DISPLAY available')
return
global qt, qapp
if _IS_NOTEBOOK:
_get_ipython().enable_pylab(gui='qt', import_all=False)
from silx.gui import qt
qapp = qt.QApplication.instance() or qt.QApplication([])
if hasattr(_sys, 'ps1'): # If from console, change windows icon
# Change windows default icon
from silx.gui import icons
qapp.setWindowIcon(icons.getQIcon('silx'))
global ImageView, PlotWidget, PlotWindow, Plot1D
global Plot2D, StackView, ScatterView, TickMode
from silx.gui.plot import (ImageView, PlotWidget, PlotWindow, Plot1D,
Plot2D, StackView, ScatterView, TickMode) # noqa
global plot, imshow, scatter, ginput
from ._plot import plot, imshow, scatter, ginput # noqa
try:
import OpenGL
except ImportError:
_logger.warning(
'Not loading silx.gui.plot3d features: PyOpenGL is not installed')
else:
global contour3d, points3d
from ._plot3d import contour3d, points3d # noqa
__authors__ = ["T. Vincent"]
__license__ = "MIT"
__date__ = "27/06/2016"
import sys as _sys
# Probe ipython
try:
from IPython import get_ipython as _get_ipython
except NameError:
_get_ipython = None
# Probe ipython/jupyter notebook
if _get_ipython is not None and _get_ipython() is not None:
# Notebook detection probably fragile
_IS_NOTEBOOK = ('parent_appname' in _get_ipython().config['IPKernelApp'] or
hasattr(_get_ipython(), 'kernel'))
else:
_IS_NOTEBOOK = False
if not _IS_NOTEBOOK: # Load Qt and widgets only if running from console
# Debian8 support:
# IPython < 3.2.2 does not check if PyQt5 is loaded,
# force silx to use PyQt4 or PySide if available.
import IPython
if IPython.__version__ < '3.2.2':
try:
import sys as _sys
_logger = _logging.getLogger(__name__)
# Init logging when used from the console
if hasattr(_sys, 'ps1'):
_logging.basicConfig()
# Probe ipython
try:
from IPython import get_ipython as _get_ipython
except (NameError, ImportError):
_get_ipython = None
# Probe ipython/jupyter notebook
if _get_ipython is not None and _get_ipython() is not None:
# Notebook detection probably fragile
_IS_NOTEBOOK = ('parent_appname' in _get_ipython().config['IPKernelApp']
or hasattr(_get_ipython(), 'kernel'))
else:
_IS_NOTEBOOK = False
# Load Qt and widgets only if running from console
if _IS_NOTEBOOK:
_logger.warning('Not loading silx.gui features: Running from the notebook')
else:
from silx.gui import qt
if hasattr(_sys, 'ps1'): # If from console, make sure QApplication runs
# Init logging when used from the console
if hasattr(_sys, 'ps1'):
_logging.basicConfig()
# Probe DISPLAY available on linux
_NO_DISPLAY = _sys.platform.startswith('linux') and not _os.environ.get('DISPLAY')
# Probe ipython
try:
from IPython import get_ipython as _get_ipython
except (NameError, ImportError):
_get_ipython = None
# Probe ipython/jupyter notebook
if _get_ipython is not None and _get_ipython() is not None:
# Notebook detection probably fragile
_IS_NOTEBOOK = ('parent_appname' in _get_ipython().config['IPKernelApp'] or
hasattr(_get_ipython(), 'kernel'))
else:
_IS_NOTEBOOK = False
def enable_gui():
"""Populate silx.sx module with silx.gui features and initialise Qt"""
if _NO_DISPLAY: # Missing DISPLAY under linux
_logger.warning(
'Not loading silx.gui features: No DISPLAY available')
return
__license__ = "MIT"
__date__ = "16/01/2017"
import logging
import sys as _sys
_logger = logging.getLogger(__name__)
# Probe ipython
try:
from IPython import get_ipython as _get_ipython
except (NameError, ImportError):
_get_ipython = None
# Probe ipython/jupyter notebook
if _get_ipython is not None and _get_ipython() is not None:
# Notebook detection probably fragile
_IS_NOTEBOOK = ('parent_appname' in _get_ipython().config['IPKernelApp']
or hasattr(_get_ipython(), 'kernel'))
else:
_IS_NOTEBOOK = False
# Load Qt and widgets only if running from console
if _IS_NOTEBOOK:
_logger.warning('Not loading silx.gui features: Running from the notebook')
else:
from silx.gui import qt
if hasattr(_sys, 'ps1'): # If from console, make sure QApplication runs
