def test_qt_plugin_list(viewer_factory):
"""Make sure the plugin list viewer works and has the test plugins."""
view, viewer = viewer_factory()
from napari.plugins import _tests
from napari.plugins import plugin_manager
fixture_path = os.path.join(os.path.dirname(_tests.__file__), 'fixtures')
plugin_manager.discover(fixture_path)
def handle_dialog():
assert hasattr(viewer.window, '_plugin_list')
table = viewer.window._plugin_list.table
assert table.rowCount() > 0
plugins = {table.item(i, 0).text() for i in range(table.rowCount())}
assert 'working' in plugins
viewer.window._plugin_list.close()
QTimer.singleShot(100, handle_dialog)
viewer.window._show_plugin_list()
def sys_info(as_html=False):
"""Gathers relevant module versions for troubleshooting purposes.
Parameters
----------
as_html : bool
if True, info will be returned as HTML, suitable for a QTextEdit widget
"""
from napari.plugins import plugin_manager
sys_version = sys.version.replace('\n', ' ')
text = (
f"<b>napari</b>: {napari.__version__}<br>"
f"<b>Platform</b>: {platform.platform()}<br>"
f"<b>Python</b>: {sys_version}<br>"
)
try:
from qtpy import API_NAME, PYQT_VERSION, PYSIDE_VERSION, QtCore
if API_NAME == 'PySide2':
API_VERSION = PYSIDE_VERSION
elif API_NAME == 'PyQt5':
API_VERSION = PYQT_VERSION
else:
API_VERSION = ''
text += (
f"<b>Qt</b>: {QtCore.__version__}<br>"
f"<b>{API_NAME}</b>: {API_VERSION}<br>"
)
except Exception as e:
text += f"<b>Qt</b>: Import failed ({e})<br>"
modules = (
('numpy', 'NumPy'),
('scipy', 'SciPy'),
('dask', 'Dask'),
('vispy', 'VisPy'),
)
loaded = {}
for module, name in modules:
try:
loaded[module] = __import__(module)
text += f"<b>{name}</b>: {loaded[module].__version__}<br>"
except Exception as e:
text += f"<b>{name}</b>: Import failed ({e})<br>"
if loaded.get('vispy', False):
sys_info_text = "<br>".join(
[
loaded['vispy'].sys_info().split("\n")[index]
for index in [-4, -3]
]
).replace("'", "")
text += f'<br>{sys_info_text}'
plugin_manager.discover()
plugin_strings = []
for meta in plugin_manager.list_plugin_metadata():
plugin_name = meta.get('plugin_name')
if plugin_name == 'builtins':
continue
version = meta.get('version')
version_string = f": {version}" if version else ""
plugin_strings.append(f" - {plugin_name}{version_string}")
text += '<br><br><b>Plugins</b>:'
text += (
("<br>" + "<br>".join(sorted(plugin_strings)))
if plugin_strings
else ' None'
)
if not as_html:
text = (
text.replace("<br>", "\n").replace("<b>", "").replace("</b>", "")
)
return text
def sys_info(as_html=False):
"""Gathers relevant module versions for troubleshooting purposes.
Parameters
----------
as_html : bool
if True, info will be returned as HTML, suitable for a QTextEdit widget
"""
from npe2 import PluginManager as Npe2PluginManager
from napari.plugins import plugin_manager
sys_version = sys.version.replace('\n', ' ')
text = (f"<b>napari</b>: {napari.__version__}<br>"
f"<b>Platform</b>: {platform.platform()}<br>")
__sys_name = _sys_name()
if __sys_name:
text += f"<b>System</b>: {__sys_name}<br>"
text += f"<b>Python</b>: {sys_version}<br>"
try:
from qtpy import API_NAME, PYQT_VERSION, PYSIDE_VERSION, QtCore
if API_NAME == 'PySide2':
API_VERSION = PYSIDE_VERSION
elif API_NAME == 'PyQt5':
API_VERSION = PYQT_VERSION
else:
API_VERSION = ''
text += (f"<b>Qt</b>: {QtCore.__version__}<br>"
f"<b>{API_NAME}</b>: {API_VERSION}<br>")
except Exception as e:
text += f"<b>Qt</b>: Import failed ({e})<br>"
modules = (
('numpy', 'NumPy'),
('scipy', 'SciPy'),
('dask', 'Dask'),
('vispy', 'VisPy'),
)
loaded = {}
for module, name in modules:
try:
loaded[module] = __import__(module)
text += f"<b>{name}</b>: {loaded[module].__version__}<br>"
except Exception as e:
text += f"<b>{name}</b>: Import failed ({e})<br>"
text += "<br><b>OpenGL:</b><br>"
if loaded.get('vispy', False):
sys_info_text = ("<br>".join([
loaded['vispy'].sys_info().split("\n")[index]
for index in [-4, -3]
]).replace("'", "").replace("<br>", "<br> - "))
text += f' - {sys_info_text}<br>'
else:
text += " - failed to load vispy"
text += "<br><b>Screens:</b><br>"
try:
from qtpy.QtGui import QGuiApplication
screen_list = QGuiApplication.screens()
for i, screen in enumerate(screen_list, start=1):
text += f" - screen {i}: resolution {screen.geometry().width()}x{screen.geometry().height()}, scale {screen.devicePixelRatio()}<br>"
except Exception as e:
text += f" - failed to load screen information {e}"
plugin_manager.discover()
plugin_strings = {}
for meta in plugin_manager.list_plugin_metadata():
plugin_name = meta.get('plugin_name')
if plugin_name == 'builtins':
continue
version = meta.get('version')
version_string = f": {version}" if version else ""
plugin_strings[plugin_name] = f" - {plugin_name}{version_string}"
npe2_plugin_manager = Npe2PluginManager.instance()
for manifest in npe2_plugin_manager.iter_manifests():
plugin_name = manifest.name
if plugin_name in ("napari", "builtins"):
continue
version = manifest.package_version
version_string = f": {version}" if version else ""
plugin_strings[plugin_name] = f" - {plugin_name}{version_string}"
text += '<br><b>Plugins</b>:'
text += (("<br>" + "<br>".join(sorted(plugin_strings.values())))
if plugin_strings else ' None')
if not as_html:
text = (text.replace("<br>", "\n").replace("<b>",
"").replace("</b>", ""))
return text