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main.py
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main.py
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from __future__ import print_function
__author__ = 'breddels'
# import astropy.vo.samp as sampy
import platform
import vaex.utils
import sys
import threading
import vaex.export
import vaex.utils
import vaex.promise
import vaex.settings
import vaex.remote
import psutil
from vaex.parallelize import parallelize
from vaex.ui.plot_windows import PlotDialog
import vaex.ui.columns
import vaex.ui.variables
import vaex.ui.qt as dialogs
import astropy.units
# py2/p3 compatibility
try:
from urllib.parse import urlparse
except ImportError:
from urlparse import urlparse
import vaex as vx
# from PySide import QtGui, QtCore
from vaex.ui.qt import *
from vaex.ui.table import *
from vaex.samp import Samp
# help py2app, it was missing this import
try: # in Pyinstaller this doesn't work, and we can get away with not setting this, total mystery
import sip
sip.setapi('QVariant', 2)
sip.setapi('QString', 2)
except:
pass
darwin = "darwin" in platform.system().lower()
frozen = getattr(sys, 'frozen', False)
# print "DEFAULT ENCODING is: %s"%(sys.getdefaultencoding())
# print "FILE SYSTEM ENCODING is: %s"%(sys.getfilesystemencoding())
# if darwin:
if sys.getfilesystemencoding() == None: # TODO: why does this happen in pyinstaller?
def getfilesystemencoding_wrapper():
return "UTF-8"
sys.getfilesystemencoding = getfilesystemencoding_wrapper
# on osx 10.8 we sometimes get pipe errors while printing, ignore these
# signal.signal(signal.SIGPIPE, signal.SIG_DFL)
try:
import pdb
import astropy.io.fits
# pdb.set_trace()
except Exception as e:
print(e)
pdb.set_trace()
import vaex.ui.plot_windows as vp
from vaex.ui.ranking import *
import vaex.ui.undo
import vaex.kld
import vaex.utils
import vaex.dataset
# import subspacefind
# import ctypes
import imp
import logging
logger = logging.getLogger("vaex")
# import locale
# locale.setlocale(locale.LC_ALL, )
# samp stuff
# import astropy.io.votable
custom = None
custompath = path = os.path.expanduser('~/.vaex/custom.py')
# print path
if os.path.exists(path):
customModule = imp.load_source('vaex.custom', path)
# custom = customModule.Custom()
else:
custom = None
logger.debug("%s does not exist" % path)
# print "root path is", vaex.utils.get_root_path()
if getattr(sys, 'frozen', False):
application_path = os.path.dirname(sys.executable)
elif __file__:
application_path = os.path.dirname(__file__)
if not frozen: # astropy not working :s
pass
# import pdb
# pdb.set_trace()
# fix from Chris Beaumont
# import astropy.logger
# astropy.logger.log.disable_warnings_logging()
__import__("astropy.io.votable")
# for osx
if "darwin" in platform.system().lower():
application_path = os.path.abspath(".")
def error(title, msg):
print("Error", title, msg)
from vaex.dataset import *
possibleFractions = [10**base * f for base in [-3, -2, -1, 0] for f in [0.25, 0.5, 0.75, 1.]]
possibleFractions.insert(0, 10**-4)
# print possibleFractions
class DatasetSelector(QtGui.QListWidget):
def __init__(self, parent):
super(DatasetSelector, self).__init__(parent)
# self.icon = QtGui.QIcon('icons/png/24x24/devices/memory.png')
# self.icon_server = QtGui.QIcon('icons/png/24x24/devices/memory.png')
self.icon = QtGui.QIcon(vp.iconfile('drive'))
self.icon_server = QtGui.QIcon(vp.iconfile('server-network'))
self.icon_memory = QtGui.QIcon(vp.iconfile('memory'))
self.datasets = []
self.signal_pick = vaex.events.Signal("pick")
self.signal_add_dataset = vaex.events.Signal("add dataset")
self.signal_add_dataset.connect(self.on_add_dataset)
self.signal_dataset_select = vaex.events.Signal("dataset-select")
self.currentItemChanged.connect(self.onDatasetSelected)
# self.items
def onDatasetSelected(self, data_item, previous):
if data_item is not None:
data = data_item.data(QtCore.Qt.UserRole)
if hasattr(data, "toPyObject"):
dataset = data.toPyObject()
self.signal_dataset_select.emit(dataset)
else:
self.signal_dataset_select.emit(data)
def on_add_dataset(self, dataset):
# print "added dataset", dataset
self.datasets.append(dataset)
dataset.signal_pick.connect(self.on_pick)
def on_pick(self, dataset, row):
# broadcast
logger.debug("broadcast pick")
self.signal_pick.emit(dataset, row)
def setBestFraction(self, dataset):
return
Nmax = 1000 * 1000 * 10
for fraction in possibleFractions[::-1]:
N = len(dataset)
if N > Nmax:
dataset.set_active_fraction(fraction)
logger.debug("set best fraction for dataset %r to %r" % (dataset, fraction))
else:
break
def is_empty(self):
return len(self.datasets) == 0
def open(self, path, **kwargs):
ds = vaex.open(path, **kwargs)
return self.add(ds)
def add(self, dataset):
self.setBestFraction(dataset)
item = QtGui.QListWidgetItem(self)
item.setText(dataset.name)
icon = self.icon
if hasattr(dataset, "filename"):
item.setToolTip("file: " + dataset.filename)
if isinstance(dataset, vaex.remote.DatasetRemote):
icon = self.icon_server
item.setToolTip("source: " + dataset.path)
if isinstance(dataset, vaex.dataset.DatasetArrays):
icon = self.icon_memory
item.setIcon(icon)
# TODO: this hangs on pyside 1.2.1, linux
item.setData(QtCore.Qt.UserRole, dataset)
self.setCurrentItem(item)
self.signal_add_dataset.emit(dataset)
return dataset
class Worker(QtCore.QThread):
def __init__(self, parent, name, func, *args, **kwargs):
QtCore.QThread.__init__(self, parent=None)
self.func = func
self.args = args
self.kwargs = kwargs
self.name = name
self.signal = QtCore.SIGNAL("signal")
def run(self):
time.sleep(0.1)
print("in thread", self.currentThreadId())
self.result = self.func(*self.args, **self.kwargs)
print("result:", self.result)
# self.emit(self.signal, self.result)
# self.exec_()
def MyStats(object):
def __init__(self, data):
self.data = data
def __call___(self, args):
print(args)
# stat_name, column_name = args
# print "do", stat_name, "on", column_name
return 1
# f = stats[stat_name]
# return column_name, stat_name, f(self.data.columns[column_name])
# stats = {"minimum": lambda x: str(np.nanmin(x)), "maximum": lambda x: str(np.nanmax(x)), "mean": lambda x: str(np.mean(x)), "std": lambda x: str(np.std(x)), "median": lambda x: str(np.median(x))}
stats = {"minimum": lambda x: str(np.nanmin(x)), "maximum": lambda x: str(np.nanmax(x)), "mean": lambda x: str(np.mean(x)), "std": lambda x: str(np.std(x))}
def statsrun(args):
columns, stat_name, column_name = args
f = stats[stat_name]
# print args
return 1
class StatWorker(QtCore.QThread):
def __init__(self, parent, data):
QtCore.QThread.__init__(self, parent=parent)
self.data = data
def run(self):
time.sleep(0.1)
print("in thread", self.currentThreadId())
jobs = [(stat_name, column_name) for stat_name in list(stats.keys()) for column_name in list(self.data.columns.keys())]
@parallelize(cores=QtCore.QThread.idealThreadCount())
def dostats(args, data=self.data):
stat_name, column_name = args
columns = data.columns
f = stats[stat_name]
result = f(columns[column_name][slice(*data.current_slice)])
print(result)
return result
values = dostats(jobs)
self.results = {}
for job, value in zip(jobs, values):
stat_name, column_name = job
if stat_name not in self.results:
self.results[stat_name] = {}
self.results[stat_name][column_name] = value
print("results", self.results)
class StatisticsDialog(QtGui.QDialog):
def __init__(self, parent, data):
super(StatisticsDialog, self).__init__(parent)
self.data = data
# self.form_layout = QtGui.QFormLayout()
# self.min = QtGui.QLabel('...computing...', self)
# self.form_layout.addRow('Minimum:', self.min)
# self.setLayout(self.form_layout)
self.boxlist = QtGui.QHBoxLayout(self)
self.headers = ['minimum', 'maximum', 'mean', 'std']
# WorkerMinimum = lambda parent, data, column_name: Worker(parent, 'minimum', lambda data, column_name: str(min(data.columns[column_name])), data=data, column_name=column_name)
# WorkerMaximum = lambda parent, data, column_name: Worker(parent, 'maximum', lambda data, column_name: str(max(data.columns[column_name])), data=data, column_name=column_name)
# self.workers = {'minimum':WorkerMinimum, 'maximum': WorkerMaximum}
self.table = QtGui.QTableWidget(data.nColumns, len(self.headers), self)
self.table.setHorizontalHeaderLabels(self.headers)
self.table.setVerticalHeaderLabels(list(self.data.columns.keys()))
# pool = multiprocessing.Pool() #processes=QtCore.QThread.idealThreadCount())
# print "jobs:", jobs
worker = StatWorker(self, self.data)
def onFinish(worker=worker):
for column, stat in enumerate(self.headers):
for row, column_name in enumerate(self.data.columns.keys()):
value = worker.results[stat][column_name]
item = QtGui.QTableWidgetItem(value)
self.table.setItem(row, column, item)
worker.finished.connect(onFinish)
worker.start()
# for name in self.header:
# for column_name in self.data.colums.keys():
# self.table.set
# worker.finished.connect(onFinish)
if 0:
self.worker_list = [] # keep references
def onFinish():
for column, stat in enumerate(self.headers):
for row, column_name in enumerate(self.data.columns.keys()):
value = worker.results[stat][column_name]
item = QtGui.QTableWidgetItem(worker.result)
self.table.setItem(row, column, item)
for column, stat in enumerate(self.headers):
for row, column_name in enumerate(self.data.columns.keys()):
worker = self.workers[stat](parent, data, column_name)
def onFinish(worker=worker, row=row, column=column):
print("finished running", worker.result)
item = QtGui.QTableWidgetItem(worker.result)
self.table.setItem(row, column, item)
worker.finished.connect(onFinish)
print("starting", row, column)
worker.start(QtCore.QThread.IdlePriority)
self.worker_list.append(worker) # keeps reference to avoid GC
self.boxlist.addWidget(self.table)
self.setLayout(self.boxlist)
if 0:
# w1 = Worker(self, lambda data: str(min(data.columns.items()[0])), self.data)
self.w1 = Worker(self, self.test, self.data)
# self.connect(self.w1, self.w1.signal, self.setmin)
def setmin():
print(self.min.setText(self.w1.result))
self.w1.finished.connect(setmin)
self.w1.start()
def test(self, data):
print("test")
data = list(data.columns.values())[0]
return str(min(data))
# return "test"
def onFinish(self, worker):
print("worker", worker)
# print "setting", result
# self.min = str
class TextEdit(QtGui.QTextEdit):
doubleClicked = QtCore.pyqtSignal(object)
def mouseDoubleClickEvent(self, event):
self.doubleClicked.emit(event)
class DatasetPanel(QtGui.QFrame):
def __init__(self, parent, dataset_list):
super(DatasetPanel, self).__init__(parent)
self.dataset = None
self.column_changed_handler = None
self.active_fraction_changed_handler = None
self.dataset_list = dataset_list
self.app = parent
self.undoManager = vaex.ui.undo.UndoManager()
self.form_layout = QtGui.QFormLayout()
self.name = QtGui.QLabel('', self)
self.form_layout.addRow('Name:', self.name)
self.label_columns = QtGui.QLabel('', self)
self.form_layout.addRow('Columns:', self.label_columns)
self.label_length = QtGui.QLabel('', self)
self.form_layout.addRow('Length:', self.label_length)
if 0:
self.button_variables = QtGui.QPushButton('Variables', self)
self.form_layout.addRow('', self.button_variables)
self.fractionLabel = QtGui.QLabel("Use:...")
self.fractionWidget = QtGui.QWidget(self)
self.fractionLayout = QtGui.QHBoxLayout(self.fractionWidget)
self.fractionSlider = QtGui.QSlider(QtCore.Qt.Horizontal, self)
self.fractionSlider.setMinimum(0)
self.fractionSlider.setMaximum(len(possibleFractions) - 1)
# self.numberLabel = QtGui.QLabel('')
self.fractionLayout.addWidget(self.fractionSlider)
# self.fractionLayout.addWidget(self.numberLabel)
self.fractionWidget.setLayout(self.fractionLayout)
# self.fractionSlider.setTickInterval(len(possibleFractions))
self.form_layout.addRow(self.fractionLabel, self.fractionWidget)
self.auto_fraction_label = QtGui.QLabel("Display", parent)
self.auto_fraction_checkbox = QtGui.QCheckBox("Let server determine how much to display", parent)
self.form_layout.addRow(self.auto_fraction_label, self.auto_fraction_checkbox)
def on_change(state):
checked = state == QtCore.Qt.Checked
self.dataset.set_auto_fraction(checked)
self.fractionSlider.setEnabled(not self.dataset.get_auto_fraction())
self.auto_fraction_checkbox.stateChanged.connect(on_change)
self.fractionSlider.sliderReleased.connect(self.onFractionSet)
self.fractionSlider.valueChanged.connect(self.onValueChanged)
self.onValueChanged(0)
self.button_suggesions = QtGui.QToolButton(self)
self.button_suggesions.setText('Suggestions')
self.button_suggesions.setIcon(QtGui.QIcon(vp.iconfile('light-bulb')))
self.button_suggesions.setToolButtonStyle(QtCore.Qt.ToolButtonTextBesideIcon)
self.button_suggesions.setPopupMode(QtGui.QToolButton.InstantPopup)
self.menu_common = QtGui.QMenu()
self.button_suggesions.setMenu(self.menu_common)
self.form_layout.addRow('Suggestions:', self.button_suggesions)
# self.histogramButton = QtGui.QPushButton('histogram (1d)', self)
self.button_histogram = QtGui.QToolButton(self)
self.button_histogram.setText('histogram (1d)')
self.button_histogram.setIcon(QtGui.QIcon(vp.iconfile('layout')))
self.button_histogram.setToolButtonStyle(QtCore.Qt.ToolButtonTextBesideIcon)
self.form_layout.addRow('Plotting:', self.button_histogram)
self.menu_1d = QtGui.QMenu(self)
self.button_histogram.setMenu(self.menu_1d)
self.button_2d = QtGui.QToolButton(self)
self.button_2d.setIcon(QtGui.QIcon(vp.iconfile('layout-2-equal')))
self.button_2d.setToolButtonStyle(QtCore.Qt.ToolButtonTextBesideIcon)
self.button_2d.setText('x/y density')
self.form_layout.addRow('', self.button_2d)
self.menu_2d = QtGui.QMenu(self)
self.button_2d.setMenu(self.menu_2d)
self.button_3d = QtGui.QToolButton(self)
self.button_3d.setIcon(QtGui.QIcon(vp.iconfile('layout-3')))
self.button_3d.setToolButtonStyle(QtCore.Qt.ToolButtonTextBesideIcon)
self.button_3d.setText('x/y/z density')
self.form_layout.addRow('', self.button_3d)
self.menu_3d = QtGui.QMenu(self)
self.button_3d.setMenu(self.menu_3d)
if 0:
self.scatter1dSeries = QtGui.QPushButton('series', self)
self.form_layout.addRow('', self.scatter1dSeries)
self.scatter2dSeries = QtGui.QPushButton('x/y series', self)
self.form_layout.addRow('', self.scatter2dSeries)
if 0:
self.serieSlice = QtGui.QToolButton(self)
self.serieSlice.setText('serie slice')
self.form_layout.addRow('', self.serieSlice)
if 0:
self.statistics = QtGui.QPushButton('Statistics', self)
self.statistics.setDisabled(True)
self.statistics.setIcon(QtGui.QIcon(vp.iconfile('table-sum')))
# self.statistics.setToolButtonStyle(QtCore.Qt.ToolButtonTextBesideIcon)
self.form_layout.addRow('Data:', self.statistics)
self.rank = QtGui.QPushButton('Rank subspaces', self)
self.rank.setIcon(QtGui.QIcon(vp.iconfile('sort-quantity')))
# self.table.setToolButtonStyle(QtCore.Qt.ToolButtonTextBesideIcon)
self.form_layout.addRow('', self.rank)
self.table = QtGui.QPushButton('Open table', self)
self.table.setIcon(QtGui.QIcon(vp.iconfile('table')))
# self.table.setToolButtonStyle(QtCore.Qt.ToolButtonTextBesideIcon)
self.form_layout.addRow('', self.table)
self.button_histogram.clicked.connect(self.onOpenHistogram)
# self.statistics.clicked.connect(self.onOpenStatistics)
self.button_2d.clicked.connect(self.onOpenScatter)
self.button_3d.clicked.connect(self.onOpenScatter3d)
# self.scatter1dSeries.clicked.connect(self.onOpenScatter1dSeries)
# self.scatter2dSeries.clicked.connect(self.onOpenScatter2dSeries)
# self.serieSlice.clicked.connect(self.onOpenSerieSlice)
self.rank.clicked.connect(self.onOpenRank)
self.table.clicked.connect(self.onOpenTable)
self.description = TextEdit('', self)
self.description.setReadOnly(True)
self.form_layout.addRow('Description:', self.description)
self.description.doubleClicked.connect(self.onEditDescription)
self.setLayout(self.form_layout)
self.signal_open_plot = vaex.events.Signal("open plot")
def onEditDescription(self):
text = dialogs.gettext(self, "Edit description", "Edit description", self.description.toPlainText())
if text is not None:
self.dataset.description = text
self.description.setText(text)
self.dataset.write_meta()
def onOpenStatistics(self):
if self.dataset is not None:
dialog = StatisticsDialog(self, self.dataset)
dialog.show()
def onOpenScatter(self):
if self.dataset is not None:
xname, yname = self.default_columns_2d
self.plotxy(xname, yname)
def onOpenScatter3d(self):
if self.dataset is not None:
xname, yname, zname = self.dataset.column_names[:3]
self.plotxyz(xname, yname, zname)
def onOpenSerieSlice(self):
if self.dataset is not None:
xname, yname = self.dataset.rank1names[:2]
self.plotseriexy(xname, yname)
def onOpenScatter1dSeries(self):
if self.dataset is not None:
dialog = vp.SequencePlot(self, self.dataset)
dialog.show()
self.dataset.executor.execute()
def onOpenScatter2dSeries(self):
if self.dataset is not None:
dialog = vp.ScatterSeries2dPlotDialog(self, self.dataset)
dialog.show()
def onOpenHistogram(self):
if self.dataset is not None:
xname = self.dataset.column_names[0]
self.histogram(xname)
def plotxy(self, xname, yname, **kwargs):
dialog = vp.ScatterPlotDialog(self, self.dataset, app=self.app, **kwargs)
dialog.add_layer([xname, yname], self.dataset, **kwargs)
if not vaex.ui.hidden:
dialog.show()
else:
# we get a different output size when we don't show the dialog, which makes testing impossible
dialog.show()
dialog.hide()
# dialog.updateGeometry()
# dialog.adjustSize()
# self.dataset.executor.execute()
# self.dataset.executor.execute()
self.signal_open_plot.emit(dialog)
return dialog
def plotxyz(self, xname, yname, zname, **kwargs):
dialog = vp.VolumeRenderingPlotDialog(self, self.dataset, app=self.app, **kwargs)
dialog.add_layer([xname, yname, zname], **kwargs)
dialog.show()
# self.dataset.executor.execute()
self.dataset.executor.execute()
self.signal_open_plot.emit(dialog)
return dialog
def plotmatrix(self, *expressions):
dialog = vp.ScatterPlotMatrixDialog(self, self.dataset, expressions)
dialog.show()
self.dataset.executor.execute()
return dialog
def plotxyz_old(self, xname, yname, zname):
dialog = vp.PlotDialog3d(self, self.dataset, xname, yname, zname)
dialog.show()
def histogram(self, xname, **kwargs):
dialog = vp.HistogramPlotDialog(self, self.dataset, app=self.app, **kwargs)
dialog.add_layer([xname], **kwargs)
dialog.show()
# self.dataset.executor.execute()
# self.dataset.executor.execute()
self.signal_open_plot.emit(dialog)
return dialog
def onOpenRank(self):
if self.dataset is not None:
self.ranking()
def onOpenTable(self):
if self.dataset is not None:
self.tableview()
def onFractionSet(self):
index = self.fractionSlider.value()
fraction = possibleFractions[index]
if self.dataset:
self.dataset.set_active_fraction(fraction)
self.update_length()
# self.numberLabel.setText("{:,}".format(len(self.dataset)))
# self.dataset.executor.execute()
# self.dataset.executor.execute()
def onValueChanged(self, index):
fraction = possibleFractions[index]
text = "Dispay: %9.4f%%" % (fraction * 100)
self.fractionLabel.setText(text)
def on_active_fraction_changed(self, dataset, fraction):
self.update_active_fraction()
def update_active_fraction(self):
fraction = self.dataset.get_active_fraction()
distances = np.abs(np.array(possibleFractions) - fraction)
index = np.argsort(distances)[0]
self.fractionSlider.setValue(index) # this will fire an event and execute the above event code
def update_length(self):
if self.dataset.get_active_fraction() == 1:
self.label_length.setText("{:,}".format(self.dataset.length_original()))
else:
self.label_length.setText("{:,} of {:,}".format(len(self.dataset), self.dataset.length_original()))
def on_column_change(self, *args):
logger.debug("updating columns")
self.show_dataset(self.dataset)
def show_dataset(self, dataset):
if self.active_fraction_changed_handler:
self.dataset.signal_active_fraction_changed.disconnect(self.active_fraction_changed_handler)
if self.column_changed_handler:
self.dataset.signal_column_changed.disconnect(self.column_changed_handler)
self.refs = []
self.dataset = dataset
self.active_fraction_changed_handler = self.dataset.signal_active_fraction_changed.connect(self.on_active_fraction_changed)
self.column_changed_handler = self.dataset.signal_column_changed.connect(self.on_column_change)
self.name.setText(dataset.name)
self.description.setText(dataset.description if dataset.description else "")
self.label_columns.setText(str(dataset.column_count()))
self.update_length()
self.label_length.setText("{:,}".format(self.dataset.length_original()))
self.update_active_fraction()
self.button_2d.setEnabled(self.dataset.column_count() > 0)
self.auto_fraction_checkbox.setEnabled(not dataset.is_local())
self.fractionSlider.setEnabled(not dataset.get_auto_fraction())
self.menu_common.clear()
if dataset.ucd_find(["^pos.eq.ra", "^pos.eq.dec"]) and dataset.ucd_find(["^pos.galactic.lon", "^pos.galactic.lat"]) is None:
def add(*args):
vaex.ui.columns.add_celestial(self, self.dataset)
action = QtGui.QAction("Add galactic coordinates", self)
action.triggered.connect(add)
self.refs.append((action, add))
self.menu_common.addAction(action)
if dataset.ucd_find(["^pos.eq.ra", "^pos.eq.dec"]) and dataset.ucd_find(["^pos.ecliptic.lon", "^pos.ecliptic.lat"]) is None:
def add(*args):
vaex.ui.columns.add_celestial_eq2ecl(self, self.dataset)
action = QtGui.QAction("Add ecliptic coordinates", self)
action.triggered.connect(add)
self.refs.append((action, add))
self.menu_common.addAction(action)
if dataset.ucd_find(["pos.parallax"]) and not dataset.ucd_find(["pos.distance"]):
def add(*args):
vaex.ui.columns.add_distance(self, self.dataset)
action = QtGui.QAction("Add distance from parallax", self)
action.triggered.connect(add)
self.refs.append((action, add))
self.menu_common.addAction(action)
spherical_galactic = dataset.ucd_find(["^pos.distance", "^pos.galactic.lon", "^pos.galactic.lat"])
if spherical_galactic and not dataset.ucd_find(["^pos.cartesian.x;pos.galactocentric", "^pos.cartesian.y;pos.galactocentric", "^pos.cartesian.z;pos.galactocentric"]):
def add(*args):
vaex.ui.columns.add_cartesian(self, self.dataset, True)
action = QtGui.QAction("Add galactic cartesian positions", self)
action.triggered.connect(add)
self.refs.append((action, add))
self.menu_common.addAction(action)
if dataset.ucd_find(["pos.cartesian.x;pos.galactocentric", "pos.cartesian.y;pos.galactocentric", "pos.cartesian.z;pos.galactocentric"]) and \
not dataset.ucd_find(["pos.distance;pos.galactocentric", "pos.galactic.lon", "pos.galactic.lat"]):
def add(*args):
vaex.ui.columns.add_sky(self, self.dataset, True)
action = QtGui.QAction("Add galactic sky coordinates", self)
action.triggered.connect(add)
self.refs.append((action, add))
self.menu_common.addAction(action)
if dataset.ucd_find(["^pos.eq.ra", "^pos.eq.dec", "pos.pm;pos.eq.ra", "pos.pm;pos.eq.dec"]) and \
not dataset.ucd_find(["pos.pm;pos.galactic.lon", "pos.pm;pos.galactic.lat"]):
def add(*args):
vaex.ui.columns.add_proper_motion_eq2gal(self, self.dataset)
action = QtGui.QAction("Equatorial proper motions to galactic", self)
action.triggered.connect(add)
self.refs.append((action, add))
self.menu_common.addAction(action)
# dataset.add_virtual_columns_proper_motion_eq2gal("RA_ICRS_", "DE_ICRS_", "pmRA", "pmDE", "pm_l", "pm_b")
# dataset.add_virtual_columns_eq2gal("RA_ICRS_", "DE_ICRS_", "l", "b")
if dataset.ucd_find(["^pos.galactic.lon", "^pos.galactic.lat", "^pos.distance", "pos.pm;pos.galactic.lon", "pos.pm;pos.galactic.lat", "spect.dopplerVeloc"]):
def add(*args):
vaex.ui.columns.add_cartesian_velocities(self, self.dataset)
action = QtGui.QAction("Galactic velocities", self)
action.triggered.connect(add)
self.refs.append((action, add))
self.menu_common.addAction(action)
spherical_galactic = dataset.ucd_find(["^pos.galactic.lon", "^pos.galactic.lat"])
if spherical_galactic:
def add(*args):
vaex.ui.columns.add_aitoff(self, self.dataset, True)
action = QtGui.QAction("Add galactic aitoff projection", self)
action.triggered.connect(add)
self.refs.append((action, add))
self.menu_common.addAction(action)
self.button_suggesions.setEnabled(len(self.menu_common.actions()) > 0)
self.menu_1d.clear()
for column_name in self.dataset.get_column_names(virtual=True):
# action = QtGui.QAction
# QtGui.QAction(QtGui.QIcon(iconfile('glue_cross')), '&Pick', self)
action = QtGui.QAction(column_name, self)
action.triggered.connect(functools.partial(self.histogram, xname=column_name))
self.menu_1d.addAction(action)
self.default_columns_2d = None
self.menu_2d.clear()
ucd_pairs = [("^pos.cartesian.x", "^pos.cartesian.y"), ("^pos.cartesian.x", "^pos.cartesian.z"), ("^pos.cartesian.y", "^pos.cartesian.z"),
("^pos.eq.ra", "^pos.eq.dec"), ("^pos.galactic.lon", "^pos.galactic.lat"), ("^pos.ecliptic.lon", "^pos.ecliptic.lat"), ("^pos.earth.lon", "^pos.earth.lat")]
for ucd_pair in ucd_pairs:
done = False
exclude = []
while not done:
pair = dataset.ucd_find(ucd_pair, exclude=exclude)
if pair:
action = QtGui.QAction(", ".join(pair), self)
action.triggered.connect(functools.partial(self.plotxy, xname=pair[0], yname=pair[1]))
self.menu_2d.addAction(action)
if self.default_columns_2d is None:
self.default_columns_2d = pair
exclude.extend(pair)
else:
done = True
column_names = self.dataset.get_column_names(virtual=True)
for column_name1 in column_names:
# action1 = QtGui.QAction(column_name, self)
submenu = self.menu_2d.addMenu(column_name1)
for column_name2 in self.dataset.get_column_names(virtual=True):
action = QtGui.QAction(column_name2, self)
action.triggered.connect(functools.partial(self.plotxy, xname=column_name1, yname=column_name2))
submenu.addAction(action)
if self.default_columns_2d is None:
if len(column_names) >= 2:
self.default_columns_2d = column_names[:2]
elif len(column_names) == 1:
self.default_columns_2d = [column_names[0], ""]
self.default_columns_2d = ["", ""]
return
if 0: # TODO 3d menu takes long to generate when many columns are present, can we do this lazy?
for column_name1 in self.dataset.get_column_names():
# action1 = QtGui.QAction(column_name, self)
submenu = self.scatterMenu3d.addMenu(column_name1)
for column_name2 in self.dataset.get_column_names():
subsubmenu = submenu.addMenu(column_name2)
for column_name3 in self.dataset.get_column_names():
action = QtGui.QAction(column_name3, self)
action.triggered.connect(functools.partial(self.plotxyz, xname=column_name1, yname=column_name2, zname=column_name3))
subsubmenu.addAction(action)
if 0:
self.serieSliceMenu = QtGui.QMenu(self)
for column_name1 in self.dataset.rank1names:
# action1 = QtGui.QAction(column_name, self)
submenu = self.serieSliceMenu.addMenu(column_name1)
for column_name2 in self.dataset.rank1names:
action = QtGui.QAction(column_name2, self)
action.triggered.connect(functools.partial(self.plotseriexy, xname=column_name1, yname=column_name2))
submenu.addAction(action)
self.serieSlice.setMenu(self.serieSliceMenu)
def plotseriexy(self, xname, yname):
if self.dataset is not None:
dialog = vp.Rank1ScatterPlotDialog(self, self.dataset, xname + "[index]", yname + "[index]")
self.dataset.executor.execute()
self.signal_open_plot.emit(dialog)
dialog.show()
def tableview(self):
dialog = TableDialog(self.dataset, self)
dialog.show()
return dialog
def ranking(self, **options):
dialog = RankDialog(self.dataset, self, self, **options)
dialog.show()
return dialog
def pca(self, **options):
# dialog = RankDialog(self.dataset, self, self, **options)
# dialog.show()
# return dialog
import vaex.pca
vaex.pca.pca(self.dataset, self.dataset.get_column_names())
class WidgetUsage(QtGui.QWidget):
def __init__(self, parent):
super(WidgetUsage, self).__init__(parent)
self.setMinimumHeight(16)
self.setMinimumWidth(100)
self.timer = QtCore.QTimer(self)
self.timer.timeout.connect(self.update)
self.timer.start(500)
self.t_prev = time.time()
self.bytes_read_prev = psutil.disk_io_counters().read_bytes
def paintEvent(self, event):
painter = QtGui.QPainter()
painter.begin(self)
painter.fillRect(event.rect(), QtGui.QBrush(QtCore.Qt.white))
size = self.size()
width, height = size.width(), size.height()
self.tool_lines = []
# self.tool_text = ""
try:
def drawbar(index, count, fraction, color=QtCore.Qt.red):
if fraction == fraction: # check nan
# print "bar", index, count, height * (index)/ count, height * (index+1)/ count
rect = QtCore.QRect(0, height * (index) / count, int(width * fraction + 0.5), height / count)
# painter.setBrush(QtGui.QBrush(QtCore.Qt.blue))
painter.fillRect(rect, QtGui.QBrush(color))
cpu_fraction = psutil.cpu_percent() / 100.
# print cpu_fraction
drawbar(0, 4, cpu_fraction, QtCore.Qt.green)
self.tool_lines.append("Cpu usage: %.1f%%" % (cpu_fraction * 100,))
vmem = psutil.virtual_memory()
mem_fraction = (vmem.total - vmem.available) * 1. / vmem.total
self.tool_lines.append("Virtual memory: %s used of %s (=%.1f%%)%%" % (vaex.utils.filesize_format(vmem.total - vmem.available), vaex.utils.filesize_format(vmem.total), mem_fraction * 100.))
drawbar(1, 4, mem_fraction, QtCore.Qt.red)
swapmem = psutil.swap_memory()
swap_fraction = swapmem.used * 1. / swapmem.total
drawbar(2, 4, swap_fraction, QtCore.Qt.blue)
self.tool_lines.append("Swap memory: %s used of %s (=%.1f%%)" % (vaex.utils.filesize_format(swapmem.used), vaex.utils.filesize_format(swapmem.total), swap_fraction * 100.))
self.t_now = time.time()
self.bytes_read_new = psutil.disk_io_counters().read_bytes
bytes_per_second = (self.bytes_read_new - self.bytes_read_prev) / (self.t_now - self.t_prev)
Mbytes_per_second = bytes_per_second / 1024**2
# go from 1 mb to 10*1024 mb/s in log spacing
disk_fraction = np.clip(np.log2(Mbytes_per_second) / np.log2(10 * 1024), 0, 1)
drawbar(3, 4, disk_fraction, QtCore.Qt.magenta)
self.tool_lines.append("Reading at %.2f MiB/s" % (Mbytes_per_second,))
self.t_prev = self.t_now
self.bytes_read_prev = self.bytes_read_new
self.tool_text = "\n".join(self.tool_lines)
painter.end()
self.setToolTip(self.tool_text)
except:
pass
class VaexApp(QtGui.QMainWindow):
"""
:type windows: list[PlotDialog]
"""
signal_samp_notification = QtCore.pyqtSignal(str, str, str, dict, dict)
signal_samp_call = QtCore.pyqtSignal(str, str, str, str, dict, dict)
def __init__(self, argv=[], open_default=False, enable_samp=True):
super(VaexApp, self).__init__()
is_py2 = (sys.version_info[0] == 2)
self.enable_samp = enable_samp # if (enable_samp is not None) else is_py2
self.windows = []
self.current_window = None
self.current_dataset = None
QtGui.QToolTip.setFont(QtGui.QFont('SansSerif', 10))
# self.setToolTip('This is a <b>QWidget</b> widget')
if 0:
qbtn = QtGui.QPushButton('Quit', self)
qbtn.clicked.connect(QtCore.QCoreApplication.instance().quit)
qbtn.resize(qbtn.sizeHint())
qbtn.move(150, 150)
btn = QtGui.QPushButton('Button', self)
btn.setToolTip('This is a <b>QPushButton</b> widget')
btn.resize(btn.sizeHint())
btn.move(50, 50)
# self.setGeometry(300, 300, 250, 150)
self.resize(700, 500)
# self.center()
self.setWindowTitle(u'V\xe6X v' + vaex.__version__)
# self.statusBar().showMessage('Ready')
self.toolbar = self.addToolBar('Main toolbar')
self.toolbar.setVisible(False)
self.left = QtGui.QFrame(self)
self.left.setFrameShape(QtGui.QFrame.StyledPanel)
self.dataset_selector = DatasetSelector(self.left)
self.dataset_selector.setMinimumWidth(300)
self.tabs = QtGui.QTabWidget()
self.dataset_panel = DatasetPanel(self, self.dataset_selector.datasets) # QtGui.QFrame(self)
self.dataset_panel.setFrameShape(QtGui.QFrame.StyledPanel)
self.tabs.addTab(self.dataset_panel, "Main")
self.main_panel = self.dataset_panel
self.splitter = QtGui.QSplitter(QtCore.Qt.Horizontal)
self.splitter.addWidget(self.left)
# self.splitter.addWidget(self.dataset_panel)
self.splitter.addWidget(self.tabs)
# self.hbox = QtGui.QHBoxLayout(self)
# self.hbox.addWidget(self.splitter)
self.setCentralWidget(self.splitter)
# self.setLayout(self.hbox)
# this widget uses a time which causes an fps drop for opengl
# self.widget_usage = WidgetUsage(self.left)
# self.list.resize(30
self.boxlist = QtGui.QVBoxLayout(self.left)
self.boxlist.addWidget(self.dataset_selector)
# self.boxlist.addWidget(self.widget_usage)
self.left.setLayout(self.boxlist)
def on_dataset_select(dataset):
self.current_dataset = dataset
current.dataset = dataset
self.dataset_panel.show_dataset(dataset)
self.columns_panel.set_dataset(dataset)
self.variables_panel.set_dataset(dataset)
self.dataset_selector.signal_dataset_select.connect(on_dataset_select)
# self.list.currentItemChanged.connect(self.infoPanel.onDataSelected)
# self.dataset_selector.currentItemChanged.connect(self.dataset_panel.onDataSelected)
# self.dataset_selector.currentItemChanged.connect(self.dataset_panel.onDataSelected)
# self.list.testfill()
if not vaex.ui.hidden:
self.show()
self.raise_()
# self.list.itemSelectionChanged.connect(self.right.onDataSelected)
# self.action_open = QtGui.QAction(vp.iconfile('quickopen-file', '&Open', self)
# self.action_open.
self.action_open_hdf5_gadget = QtGui.QAction(QtGui.QIcon(vp.iconfile('table-import')), '&Open Gadget hdf5', self)
self.action_open_hdf5_vaex = QtGui.QAction(QtGui.QIcon(vp.iconfile('table-import')), '&Open Vaex hdf5', self)
self.action_open_hdf5_amuse = QtGui.QAction(QtGui.QIcon(vp.iconfile('table-import')), '&Open Amuse hdf5', self)
self.action_open_fits = QtGui.QAction(QtGui.QIcon(vp.iconfile('table-import')), '&Open FITS (binary table)', self)
self.action_save_hdf5 = QtGui.QAction(QtGui.QIcon(vp.iconfile('table-export')), '&Export to hdf5', self)
self.action_save_fits = QtGui.QAction(QtGui.QIcon(vp.iconfile('table-export')), '&Export to fits', self)
self.server_connect_action = QtGui.QAction(QtGui.QIcon(vp.iconfile('database-cloud')), '&Connect to server', self)
def server_connect(*ignore):
servers = vaex.settings.main.get("servers", ["ws://localhost:9000/"])
server = str(dialogs.choose(self, "Connect to server", "Connect to server", servers, editable=True))
if server is None:
return
try:
vaex_server = vaex.server(server, thread_mover=self.call_in_main_thread)
datasets = vaex_server.datasets()
except Exception as e:
dialogs.dialog_error(self, "Error connecting", "Error connecting: %r" % e)
return
dataset_descriptions = ["{} ({:,} rows)".format(dataset.name, len(dataset)) for dataset in datasets]